Cody, Martin L. Competition and the structure of bird communities / by Martin L. Cody. - Princeton : Princeton University Press, 1974. - viii, 318 p ; 23 cm. - Monographs in population biology. 7 . ISBN: 0691081344 Subjects--Topical Terms: Bird populations; Birds --Behavior. Dewey Class. No.: 598.2524 COD / 1985