Cita APA (7th ed.)

KEMP, M. C. (1964). The pure theory of international trade. Prentice-Hall.

Cita Chicago (17th ed.)

KEMP, Murray C. The Pure Theory of International Trade. Englewood Cliffs: Prentice-Hall, 1964.

Cita MLA (9th ed.)

KEMP, Murray C. The Pure Theory of International Trade. Prentice-Hall, 1964.