Παραπομπή APA

Haveman, R. H., & Knopt, K. A. (1978). The Market System, an Introduction to Microeconomics (3rd ed.). Wiley Eastern.

Παραπομπή Chicago Style

Haveman, Robert H., και Kenyon A. Knopt. The Market System, an Introduction to Microeconomics. 3rd ed. New York: Wiley Eastern, 1978.

Παραπομπή MLA

Haveman, Robert H., και Kenyon A. Knopt. The Market System, an Introduction to Microeconomics. 3rd ed. Wiley Eastern, 1978.