Waddington, C. H. Principles of development and differentiation [by] C. H. Waddington. - New York Macmillan 1966. - x, 115 p. illus. - Current concepts in biology series . Bibliography: p. 110-111. LCCN: 66015030 //r89 Subjects--Topical Terms: EmbryologyCytologyDevelopmental genetics. LC Class. No.: QL955 / .W33 Dewey Class. No.: 574.3