00812cam a2200229 4500 299488920 TxAuBib 20170101120000.0 030326s2004||||||||||||||||||||||||eng|u 2003005974 9780399241987 hbk 0399241981 hbk TxAuBib Birney, Betty G. The world according to Humphrey / Betty G. Birney. New York : G. P. Putnam's Sons, 2004. 124 p. ; 22 cm. Humphrey, pet hamster at Longfellow School, learns that he has an important role to play in helping his classmates and teacher. 20170101. Hamsters Fiction. Schools Fiction.