Unequal exchange, imperialism, and underdevelopment : a study of the imperialism of trade / With additional comments by Charles Bettelheim. Translated from the French by Brian Pearce. - New York : MR , 1972. - 453 p. : ill. ; 23 cm. Includes index. Subjects--Topical Terms: Capitalism.Technology transfer.Imperialism. Subjects--Geographic Terms: Developing countries--Economic policy. Dewey Class. No.: 335 / EMU 1972