Campbell,J.W,ed. Comparative Biochemistry of Nitrogen Metabolism: Volume 1. The Invertebrates/ edited by J.W.Campbell - London: Academic Press, 1970. - xiii,493+lxlixp. ISBN: 0121579018 Subjects--Topical Terms: Nitrogen--Metabolism Biochemistry Dewey Class. No.: 591.133 / CAM/C V.1