Παραπομπή APA

Kemp, M. C. (1971). Pure theory of international trade and investment. Prentice Hall.

Παραπομπή Chicago Style

Kemp, Murray C. Pure Theory of International Trade and Investment. Delhi: Prentice Hall, 1971.

Παραπομπή MLA

Kemp, Murray C. Pure Theory of International Trade and Investment. Prentice Hall, 1971.