1. 01. English Non Fiction Crime lab technician / by Townsend, John, Publication: New York : Crabtree Pub. Co., 2008 . 32 p. : 27 cm. Date:2008 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Crime scenes / by Townsend, John, Publication: Chicago, Ill. : Raintree, 2005 . 48 p. : 24 cm. Date:2005 Availability: Copies available: (1), Actions: