Hempel, Edward Henry. Top-management planning methods needed for postwar operation of industrial companies. - New York Harper [1945] - xiii, 414p. incl.illus.(incl.maps,plan)form,diagrs. 24cm. "First edition." Includes bibliographies. LCCN: 45005925 Subjects--Topical Terms: Industrial management LC Class. No.: HD45 / .H4