Clarke Cyril A Human genetics and medicine / by Cyril A. Clarke. - [2d ed. - London] : E. Arnold, [1977] - vi, 88 p. : ill. ; 23 cm. - Institute of Biology's studies in biology ; no. 20. . Bibliography: p. 87-88. ISBN: 0713126663 Subjects--Topical Terms: Medical geneticsHereditary Diseases LC Class. No.: QZ 50