Bibliography:Four color theorem

Popular account


 * Robin Wilson, Four Colours Suffice. How the map problem was solved. The Penguin Press, 2002.

Introductory textbooks


 * (with a detailed exposition of the early history of the problem) Rudolf Fritsch and Gerda Fritsch, Der Vierfarbensatz. Geschichte, topologische Grundlagen und Beweisidee. B.I. Wissenschaftsverlag, 1994. English translation: The four-color theorem. History, topological foundations, and idea of proof.  Transl. from the German by Julie Peschke. Springer, New York, 1998.


 * Robert A. Wilson, 'Graphs, Colourings and the Four-Colour Theorem. Oxford University Press, 2002.


 * David Barnette, Map coloring, polyhedra, and the four-color problem. (The Dolciani Mathematical Expositions, number eight) The Mathematical Association of America, 1983.