Hillman, Harold. Certainty and uncertainty in biochemical techniques/ Harold Hillm an. - Henley-on-Thames: Surrey University Press, 1972. - x, 126 p. : illus. ; 24 cm. Includes bibliographies. ISBN: 0903384000 Subjects--Topical Terms: Biochemistry--Technique. Dewey Class. No.: 574.192028 HIL