TY  - BOOK
AU  - Averbach,Bonnie
AU  - Brewer,Patricia
AU  - Chein,Orin
TI  - Mathematics: problem solving through recreational mathematics 
T2  - A Series of books in the mathematical sciences
SN  - 0716711249
AV  - QA39.2 .A895
U1  - 510 
PY  - 1980///
CY  - San Francisco
PB  - W. H. Freeman
KW  - Mathematics
KW  - Mathematical recreations
KW  - Problem solving
N1  - Includes index; Bibliography: p. 336-339
ER  -