Edwards, Corwin D. Maintaining competition: requisites of a governmental policy / Corwin D. Edwards - 1st. ed. - New York : McGraw-Hill , 1949 - xi, 337 p. : ill. ; 25 cm. Includes bibliographical references and index. Subjects--Topical Terms: Market structureIndustry and state Dewey Class. No.: 338.5 / EDW