Sheppard, P.M. Natural selection and heredity / P. M. Sheppard. - London : Hutchinson university library, 1975. - 239 p, ; 20 cm. - Hutchinson university library. . Inclides index. 392 392 ISBN: 0 09 122610 4 0 09 122611 2 Subjects--Topical Terms: Heredity Dewey Class. No.: 575.1 / S49n