Sexton, Wilfred Archibald. Chemical constitution and biological activity. With a foreword by A. R. Todd. - 2d rev. and enl. ed. - London E. & F.N. Spon 1953. - xxiii, 424 p. illus. Includes bibliographies. LCCN: 91082284 //r882 Subjects--Topical Terms: BiochemistryPhysiological chemistry. LC Class. No.: QP514 / .S45 1963 Dewey Class. No.: 612.015