APA引文

Kiekhofer, W. H. (1951). Economic principles, problems and policies (4th ed.). Appleton-Century-Crofts.

Chicago Style (17th ed.) Citation

Kiekhofer, William Henry. Economic Principles, Problems and Policies. 4th ed. New York: Appleton-Century-Crofts, 1951.

MLA引文

Kiekhofer, William Henry. Economic Principles, Problems and Policies. 4th ed. Appleton-Century-Crofts, 1951.