TY  - BOOK
AU  - Clarke,Barry R.
TI  - Puzzles for pleasure
SN  - 0521466342 (pbk.)
PY  - 1994///
CY  - Cambridge [England], New York, NY, USA
PB  - Cambridge University Press
KW  - Mathematical recreation
N1  - Cover title: Puzzles 4 pleasure
ER  -