APA (7th ed.) Citation

Helpman, E., & Razin, A. (1978). A Theory Of International Trade Uncertainty (1. Edisyon.). Academic Press.

Chicago Style (17th ed.) Citation

Helpman, Elhanan, and Assaf Razin. A Theory Of International Trade Uncertainty. 1. Edisyon. New York: Academic Press, 1978.

MLA (9th ed.) Citation

Helpman, Elhanan, and Assaf Razin. A Theory Of International Trade Uncertainty. 1. Edisyon. Academic Press, 1978.