Cita APA (7th ed.)

Emmanuel, A. (1972). Unequal exchange: A study of the imperialism of trade. New Left Books.

Cita Chicago (17th ed.)

Emmanuel, Arghiri. Unequal Exchange: A Study of the Imperialism of Trade. London: New Left Books, 1972.

Cita MLA (8th ed.)

Emmanuel, Arghiri. Unequal Exchange: A Study of the Imperialism of Trade. New Left Books, 1972.