Allen, Mary Belle, Comparative biochemistry of photoreactive systems. - New York, Academic Press, 1960. - xii, 437 p. : illus., diagrs. ; 24 cm. - Symposia on comparative biology, v. 1 . Includes bibliographies. Subjects--Topical Terms: Biochemistry--Congresses.Light--Physiological effect--Congresses. Dewey Class. No.: 572 / Al541 Co