00465cam a2200181 4500 547811686 TxAuBib 19990602120000.0 990602s1987||||||||||||||||||||||||eng|u 9780876170410 0876170416 MnCdWS MnCdWS TxAuBib Hayes, Paul. Brain Twisters. Milwaukee : Penworthy, 1987. 32 p. 19990602.