International Economic Association., Harrod, R. F. s. 1., & Hague,Douglas Chalmers. (1963). International trade theory in a developing world: Proceedings of a conference held by the International Economic Association. London : New York: Macmillan.
Παραπομπή Chicago StyleInternational Economic Association., Roy Forbes sir 1900-1978 Harrod, and Hague,Douglas Chalmers. International Trade Theory in a Developing World: Proceedings of a Conference Held By the International Economic Association. London : New York: Macmillan, 1963.
Παραπομπή MLAInternational Economic Association., Roy Forbes sir 1900-1978 Harrod, and Hague,Douglas Chalmers. International Trade Theory in a Developing World: Proceedings of a Conference Held By the International Economic Association. London : New York: Macmillan, 1963.