1. 01. English Non Fiction Springs / by Glover, David, Publication: Crystal Lake, IL : Rigby Interactive Library, 1997 . 24 p. : 28 cm. Date:1997 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction The science of a spring / by Stringer, John, Publication: Austin, Tex. : Raintree Steck-Vaughn, 2000 . 32 p. : 28 cm. Date:2000 Availability: Copies available: (1), Actions: