MATHEMATICAL PUZZLES AND OTHER BRAIN TWISTERS
FILIPIAK, ANTHONY S.
MATHEMATICAL PUZZLES AND OTHER BRAIN TWISTERS - BELL PUBLISHING CO., - NEW YORK 1978 - 120
0517015447
PUZZLES, MATHEMATICAL RECREATIONS
793.73 FIL
MATHEMATICAL PUZZLES AND OTHER BRAIN TWISTERS - BELL PUBLISHING CO., - NEW YORK 1978 - 120
0517015447
PUZZLES, MATHEMATICAL RECREATIONS
793.73 FIL