1. 01. English Non Fiction Animals without backbones; an introduction to the invertebrates. by Buchsbaum, Ralph Morris, Publication: Chicago, University of Chicago Press 1948 . xii, 405 p. 24 cm. Date:1948 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction Invertebrates /   Publication: Tucson, AZ : Brown Bear Books, 2011 . 64 p. : 26 cm. Date:2011 Availability: Copies available: (1), Actions: