00552cam a2200205 4500 547819730 TxAuBib 20010928120000.0 010927s1996||||||||||||||||||||||||und|u 9780448412603 0448412608 TxAuBib Greenburg, Dan. Great-Granpa's in the Litter Box. New York, N. Y. : Grosset and Dunlap, 1996. 59 pp. Zack Files, The 20010928. The Zack Files.