00527cam a2200193 4500 547808146 TxAuBib 20141003120000.0 141002s2007||||||||||||||||||||||||und|u 9780531139424 0531139425 TxAuBib Sweeny, Alyse. Police Officers on the Go. New York : Scholastic Inc., 2007. unp : paperback. 20141003. police work--elementary.