Macklin, Theodore Efficient marketing for agriculture : its services, methods, and agencies / by Theodore Macklin. - New York : Macmillan, c1922. - xviii, 416 p. : ill. ; 21 cm. - Social science text-books . - Social science text-books. . Includes index Subjects--Topical Terms: Agriculture--Economic aspects.Farm produce--Marketing. Dewey Class. No.: 338.1 / MAE 1922