9th World Congresses., Economic research Center., & The Athens school of economics and business. (1989). International economic association: Congress proceedings,9th World congress,Athens,Greece:August,28-Sept.1,1989. Athens: Economic Research Center.
Παραπομπή Chicago Style9th World Congresses., Economic research Center, and The Athens school of economics and business. International Economic Association: Congress Proceedings,9th World Congress,Athens,Greece:August,28-Sept.1,1989. Athens: Economic Research Center, 1989.
Παραπομπή MLA9th World Congresses., Economic research Center, and The Athens school of economics and business. International Economic Association: Congress Proceedings,9th World Congress,Athens,Greece:August,28-Sept.1,1989. Athens: Economic Research Center, 1989.