Darlington, C.D. . The Elements of Genetics / Textual Documents C.D. Darlington and K. Mather. - 4th ed. / - London : George Allen and Unwin Ltd. , 1961. - 446p. : ill ; 22cm . Index Subjects--Index Terms: Biology Genetics G-Biology Dewey Class. No.: 575.12 / D 249 El