Lewis, W. Arthur 1915-1991. The principles of economic planning : a study prepared for the Fabian Society / [by] W. Arthur Lewis - 2nd ed. / - London : Allen & Unwin, 1952 [Impression 1954, 1965] - 128 p. ; 22 cm Subjects--Topical Terms: Economic policy--Great Britain Dewey Class. No.: 330.942 / LEP 1965