Παραπομπή APA

Frank,Isaiah. (1981). Trade policy issues for the developing countries in the 1980's. World Bank.

Παραπομπή Chicago Style

Frank,Isaiah. Trade Policy Issues for the Developing Countries in the 1980's. Washington: World Bank, 1981.

Παραπομπή MLA

Frank,Isaiah. Trade Policy Issues for the Developing Countries in the 1980's. World Bank, 1981.