00634cam a2200205 4500 612753638 TxAuBib 20220802120000.0 220802s2012||||||||||||||||||||||||eng|u 9780448455754 0448455757 TxAuBib Krulik, Nancy. George Brown Class Clown : Attack of the Tighty Whities BK#7. New York, NY : Grosset, 2012. 123p. George Brown Class Clown 20220802. George Brown Class Clown.