Clark, John Maurice, 1884-1963. Preface to social economics : essays on economic theory and social problems / John Maurice Clark - New York : A. M. Kelley, 1936 [reprint1967] - xxi, 435 p. : ill. ; 22 cm. - Reprints of economic classics . Reprint of the 1936 ed. Bibliography: p. 434. Subjects--Topical Terms: Economics.Social problems. Dewey Class. No.: 330.1 / CLP 1967