00557cam a2200193 4500 82674622 TxAuBib 20040828120000.0 040828s1991||||||||||||||||||||||||eng|u 9780809492701 24.95 0809492709 24.95 TxAuBib Marks, Burton. The Bumbletown Detectives : A Critical Thinking Book. hardcover. Alexandria, VA : Time Life Books, 1991. 55p. 20040828.