Spratt, Nelson T. Introduction to cell differentiation [by] Nelson T. Spratt, Jr. - New York Reinhold Pub. Corp. 1966. - ix, 115 p. illus. - Selected topics in modern biology . Bibliography: p. 109. LCCN: 91071083 //r89 Subjects--Topical Terms: Cell differentiation. LC Class. No.: QH581 / .S68 Dewey Class. No.: 574.87