APA استشهاد

Salvatore,Dominick. (1990). Schaum's outline of theory and problems of international economics (3rd ed.). McGraw Hill.

استشهاد بنمط شيكاغو

Salvatore,Dominick. Schaum's Outline of Theory and Problems of International Economics. 3rd ed. New York: McGraw Hill, 1990.

MLA استشهاد

Salvatore,Dominick. Schaum's Outline of Theory and Problems of International Economics. 3rd ed. McGraw Hill, 1990.