Li, Ching Chun, 1912- Human genetics : principles and methods / Ching Chun,Li - New York : Blakiston Division, McGraw-Hill , c1961 - 218 p. : illus. ; 22 cm. Includes bibliography and Index Subjects--Topical Terms: Heredity, Human. Dewey Class. No.: 599.935 / LIH 1961