Russell, Ronald S. Imperial preference : its development and effects / written and compiled by Ronald S. Russell, M. A., under the direction of the Research Commitee of the Empire economic union. - [London] : Empire economic union, 1947. - 167, [1] p. ; 22 cm. Subjects--Topical Terms: Imperial preference. Subjects--Geographic Terms: Great Britain--Colonies--Commerce. Dewey Class. No.: 337.92 / RUI 1947