Sau, Ranjit, 1937- Unequal exchange, imperialism, and underdevelopment : an essay on the political economy of world capitalism / Ranjit Sau. - Calcutta : Oxford University Press, 1978. - x, 202 p. : ill. ; 23 cm. Includes index. Bibliography: p. [186]-195. Subjects--Topical Terms: Capitalism.Technology transfer.Imperialism. Subjects--Geographic Terms: Developing countries--Economic policy. Dewey Class. No.: 330.122 / SAU 1978