TY  - BOOK
AU  - Pólya,George
AU  - Kilpatrick,Jeremy
TI  - The Stanford mathematics problem book: with hints and solutions 
T2  - Dover books on mathematics
SN  - 9780486469249
AV  - QA43 P65
U1  - 510.76 22
PY  - 2009///
CY  - Mineola, New York
PB  - Dover
KW  - Matemáticas
KW  - Problemas, ejercicios, etc
ER  -