TY  - GEN
AU  - Petkovic, Miodrag S.
TI  - Famous puzzles of great mathematicians / 
SN  - 9780821887271
U1  - 510 PET 
PY  - 2009///.
CY  - Rhode Island : 
PB  - American Mathematical Society, 
KW  - Mathematical recreations
KW  - Mathematics
N1  - Includes index.
ER  -