Stephenson, William Kay. Concepts in biochemistry / William K. Stephenson. - 2nd ed. - New York : Wiley, c1978. - 152 p. : ill. ISBN: 0471020028 Subjects--Topical Terms: Biochemistry--Programmed instruction. Dewey Class. No.: 574.1/92/077 National Library of Medicine Call No.: QU18 S837c