TY  - BOOK
AU  - Brecher,Erwin
TI  - The ultimate book of puzzles, mathematical diversions, and brainteasers: a difinitive collection of the best puzzles ever devised 
SN  - 0330348922
PY  - 1994///
CY  - London
PB  - Pan Books
KW  - Mathematical recreations
N1  - Bibliography : page [263]
ER  -