Singleton, W. Ralph 1900- Elementary genetics [by] W. Ralph Singleton. Drawings by Te-hsiu Ma. - 2d ed. - Princeton, N.J., Van Nostrand [1967] - xii, 576 p. illus. (part col.) ports. 24 cm. Includes bibliographies. LCCN: 67004231 Subjects--Topical Terms: Genetics. LC Class. No.: QH431 / .S64 1967 Dewey Class. No.: 576.5 SIN