More by George Pólya
How to Solve It
Mathematics and Plausible Reasoning
Mathematical Discovery
Problems and Theorems in Analysis
The Stanford Mathematics Problem Book
Mathematical Methods in Science
Notes on Introductory Combinatorics
George Pólya - Collected Papers Singularities of Analytic Functions
Induction and Analogy in Mathematics
How To Solve It: A New Aspect of Mathematical Method
The Stanford Mathematics Problem Book With Hints and Solutions
Collected Papers, Vol. 4: Probability / Combinatorics / Teaching and Learning in Mathematics (Mathematicians of Our Time) (English, French and German Edition)