Baldwin, Robert E. Economic development and export growth : a study of Northern Rhodesia, 1920-1960 / Robert E. Baldwin - Berkeley : California University Press , 1966 - xviii, 254p. : ill. ; 26 cm. Includes bibliographical references and index. Subjects--Topical Terms: Economic developmentEconomic conditionsCommerce Dewey Class. No.: 338.89 / BAL-2