Samulson, P. A. (1969). International economic relations: Proceeding of the third congress of the international congress of the international economic association. Macmillian.
استشهاد بنمط شيكاغوSamulson, Paul A. International Economic Relations: Proceeding of the Third Congress of the International Congress of the International Economic Association. London: Macmillian, 1969.
MLA استشهادSamulson, Paul A. International Economic Relations: Proceeding of the Third Congress of the International Congress of the International Economic Association. Macmillian, 1969.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.