APA (7th ed.) Citation

Diulio, E. A., & Salvatore, D. (1983). Schaum's outline of theory and problems of principles of economics. McGraw-Hill.

Chicago Style (17th ed.) Citation

Diulio, Eugene A., and Dominick Salvatore. Schaum's Outline of Theory and Problems of Principles of Economics. Singapore: McGraw-Hill, 1983.

MLA (9th ed.) Citation

Diulio, Eugene A., and Dominick Salvatore. Schaum's Outline of Theory and Problems of Principles of Economics. McGraw-Hill, 1983.