Cita APA

Pryor, F. L. (1963). The Communist foreign trade system. London: M.I.T. Press.

Citación estilo Chicago

Pryor, Frederic L. The Communist Foreign Trade System. London: M.I.T. Press, 1963.

Cita MLA

Pryor, Frederic L. The Communist Foreign Trade System. London: M.I.T. Press, 1963.