APA (7th ed.) Citation

Eggert, J. (1975). What is economics? (Experimental ed.). W. Kaufmann.

Chicago Style (17th ed.) Citation

Eggert, Jim. What Is Economics? Experimental ed. Los Altos, Calif.: W. Kaufmann, 1975.

MLA (9th ed.) Citation

Eggert, Jim. What Is Economics? Experimental ed. W. Kaufmann, 1975.