diff --git a/books_data_csv.csv b/books_data_csv.csv
index 7a59317..4a79410 100644
--- a/books_data_csv.csv
+++ b/books_data_csv.csv
@@ -1,83 +1,83 @@
 title,author
 Murderous Maths,Kjartan Poskitt
-Proofiness,Seife
+Proofiness,Charles Seife
 The man who knew infinity,Robert Kanigel
-things to make in 4D,Parker
-How to bake Pi,Cheng
-Weapons of Math destruction,O'Neill
+Things to make and do in the fourth dimension,Matt Parker
+How to bake Pi,Eugenia Cheng
+Weapons of Math destruction,Cathy O'Neill
 The golden ratio,Mario Livio
-The curious incident of the dog in the night time,Haddon
-the Maths Behind,Colin Beveridge
+The curious incident of the dog in the night time,Mark Haddon
+The Maths Behind,Colin Beveridge
 The collapse of Chaos,Ian Stewart and Jack Cohen
-Division by zero (shor story),Chiang
+Division by zero (short story),Ted Chiang
 The Imitation Game,Jane Rollason
 Mathematical Puzzles and Diversion,Martin Gadner
-How not to be wrong,Ellenberg
-And He built a Crooked house (short story),Chiang
+How not to be wrong,Jordan Ellenberg
+And He built a Crooked house (short story),Robert A. Heinlein
 One two three infinity,George Gamow
-Music of the primes,Marcus du sautoy
+Music of the primes,Marcus du Sautoy
 Euclid in the Rainforest,Joseph Mazur
 The man who counted a collection of mathematical adventures,Malba Tahan
 Four colours suffice,Robin wilson
-how to lie with statistics,darell huff
-emmy noether’s wonderful theorem,dwight e. Neuenschwander
-Prime obsession Bernhard Riemann and the greatest unsolved problem in mathematics,john derbyshire
-what if?,Munroe
-How I wish i’d taught maths,craig barton
-math hysteria,ian stewart
-alex through the looking glass,alex bellos
-genious at play,roberts
-maths with bad Drawings,Ben Orlin
-Thrilling adventures of lovelace and babbage,Padua
-Alex adventures in Numberland,Alex bellos
-The man who love only numbers,Hoffman
+How to lie with statistics,Darell Huff
+Emmy noether’s wonderful theorem,Dwight E. Neuenschwander
+Prime obsession Bernhard Riemann and the greatest unsolved problem in mathematics,John Derbyshire
+What if?,Randall Munroe
+How I wish i’d taught maths,Craig Barton
+Math hysteria,Ian Stewart
+Alex through the looking glass,Alex Bellos
+Genious at play,Siobhan Roberts
+Maths with bad Drawings,Ben Orlin
+Thrilling adventures of lovelace and babbage,Sydney Padua
+Alex adventures in Numberland,Alex Bellos
+The man who loved only numbers,Paul Hoffman
 A mathematician Apology,G.H. Hardy
-who killed professor X?,Andriopolous
-Hello world ,Hannah Fry
-The art of logic in illogical world,Eugenia cheng
-The code book ,Simon singh
-Finding Moonshine,Marcus du sautoy
-Godel Escher bach,Douglas hofstader
-Why do buses come in 3?,Rob Eastway and Jeremy Wyndham
-Hidden Figures,Shetterley
-Poincare’s prize,george g. szpiro
-how to solve it,Polya
-Fermat’s last theorem,simon singh
-How long’s a piece of string?,Rob Eastway and Jeremy Wyndham
-The simpsons and their mathematical secrets,simon singh
-Here to infinity,ian stewart
-Innumrancy,Paulos
-Math girls,hiroshi yuki
-flatland,edwin a. abbot
+Who killed professor X?,Thodoris Andriopolous
+Hello world,Hannah Fry
+The art of logic in illogical world,Eugenia Cheng
+The code book ,Simon Singh
+Finding Moonshine,Marcus du Sautoy
+Godel Escher bach,Douglas Hofstadter
+Why do buses come in 3?,Rob Eastaway and Jeremy Wyndham
+Hidden Figures,Margot Lee Shetterley
+Poincare’s prize,George G. Szpiro
+How to solve it,George Pólya
+Fermat’s last theorem,Simon Singh
+How long’s a piece of string?,Rob Eastaway and Jeremy Wyndham
+The simpsons and their mathematical secrets,Simon Singh
+From here to infinity,Ian Stewart
+Innumrancy,Allen Paulos
+Math girls,Hiroshi Yuki
+Flatland,Edwin Abbot Abbot
 Recoltes et Semailles,Alexander Grothendieck
-Number devil,Enzensberger
-the signal and the noise,silver
-les paradoxes de l’infini,Emile Borel
-Scale,West
+Number devil,Hans Magnus Enzensberger
+The signal and the noise,Nate Silver
+Les paradoxes de l’infini,Emile Borel
+Scale,Geoffrey West
 e story of a number,Eli Maor
 Proofs and refutations,Imre lakatos
-Calculus Gallery,Dunham
-white light,rudy rucker
-prelude to mathematics,w.w. swayer
+The Calculus Gallery,William Dunham
+White light,Rudy Rucker
+Prelude to mathematics,W.W. Swayer
 A beautiful mind,Sylvia Nasar
-"yes, but why?",Ed Southall
+"Yes, but why?",Ed Southall
 You are a mathematician,David wells
 Struck by lighting:the curios world of probabilities,Jeffrey S. Rosenthal
 Joy of X,Steven Strogatz
-The numbers game: Why everything you know about football is wrong,Chris Anderson
-Mathematics for the million,Lancelot Hogben
-Lost in math,Hossfenfelder
-the colossal book of mathematics,Martin Gardner
+The numbers game: Why everything you know about football is wrong,Chris Anderson and David Sally
+Mathematics for the million,Lancelot Thomas Hogben
+Lost in math,Sabine Hossenfelder
+The colossal book of mathematics,Martin Gardner
 Dr Riemann Zeros,Karl Sabbagh
-The penguin dictionary of the curious and interesting numbers,D. Wells
-Sony kovalevskaya: her recollections of childhood,Sofya Kovalvskaya
-The art of the infinite,Robert and Ellen Kaplan
-wonders beyond numbers,johnny Ball
-1089 and All that,Acheson
-Mathematics and the imagination ,Edward Kasner and james Newman
-Chaos,Glieck
+The penguin dictionary of the curious and interesting numbers,David Wells
+Sónya kovalévsky: her recollections of childhood,Sónya kovalévsky
+The art of the infinite,Robert Kaplan and Ellen Kaplan
+Wonders beyond numbers,Johnny Ball
+1089 and All that,David Acheson
+Mathematics and the imagination,Edward Kasner and James R. Newman
+Chaos,James Glieck
 The road to reality,Roger Penrose
-Theoreme Vivant,Cedric Villani
-The mathematical Experience,Davis and Hersh
-Drunkard’s walk,Mlodinov
+Theoreme Vivant,Cédric Villani
+The mathematical Experience,Philip J. Davis and Reuben Hersh
+Drunkard’s walk,Leonard Mlodinov
 Matemática maravillosa,Adrián Paenza