TY  - BOOK
AU  - Averbach, B. 
AU  - Chein, O. 
TI  - Problem solving through recreational mathematics
SN  - 9780486409177
U1  - 510 
PY  - 2000///
CY  - New York 
PB  - Dover
KW  - MATHEMATICAL RECREATIONS
KW  - MATHEMATICS
ER  -