APA (7th ed.) Citation

Oppenheimer, P. (1978). Issues in international economics. Oriel Press.

Chicago Style (17th ed.) Citation

Oppenheimer, Peter. Issues in International Economics. Stocksfield, Eng: Oriel Press, 1978.

MLA (9th ed.) Citation

Oppenheimer, Peter. Issues in International Economics. Oriel Press, 1978.