Ball, M. Margaret 1909- The "open" Commonwealth / M. Margaret Ball - Durham : Duke University Press, c1971 - xiv, 286 p. ; 23 cm. - Duke University Commonwealth-Studies Center . Includes bibliographical references and index ISBN: 0822302853 : USD 8.75 Subjects--Corporate Names: Commonwealth (Organization) Subjects--Geographic Terms: Commonwealth countries--History Dewey Class. No.: 942