Rogers, James Speed Man and the biological world [by] J. Speed Rogers, Theodore H. Hubbell [and] C. Francis Byers; with illus. by William L. Brudon. - 2d ed. - New York McGraw-Hill 1952. - 690 p. illus. 24 cm. LCCN: 51012946 /L Subjects--Topical Terms: Biology LC Class. No.: QH308 / .R6 1952 Dewey Class. No.: 574