Cita APA (7th ed.)
Salvatore, D. (1983). Schaum's outline of theory and problems of principles of economics (2nd ed.). The McGraw-Hill Co..
Cita Chicago (17th ed.)
Salvatore, Dominick. Schaum's Outline of Theory and Problems of Principles of Economics. 2nd ed. New York: The McGraw-Hill Co., 1983.
Cita MLA (9th ed.)
Salvatore, Dominick. Schaum's Outline of Theory and Problems of Principles of Economics. 2nd ed. The McGraw-Hill Co., 1983.
Atenció: Aquestes cites poden no estar 100% correctes.