The great apes : a study of anthropoid life / by Robert M. Yerkes and Ada W. Yerkes. Yerkes, Robert Mearns, 1876-1956. Yerkes, Ada Watterson, author. Louis Stern Memorial Fund. Apes. Psychology, Comparative. Hominidae. Behavior, Animal. Ethology. Psychology, Comparative. QL737.P9 Y45 599.8 YEG "Published on the Louis Stern memorial fund." "Bibliography for natural history and psychobiology of the anthropoid apes to 1928": p. [593]-617; "Studies of behavior in lemur, Tarsius, monkey": p. 578-580. New Haven, Yale university press; London, H. Milford : Oxford university press, c1929. c1929. 1929 Text xix, 652 p. : eng