Cita APA

Case, K. E. (1994). Principles of economics (3th ed.). New York [etc.]: Prentice hall.

Citación estilo Chicago

Case, Karl E. Principles of Economics. 3th ed. New York [etc.]: Prentice hall, 1994.

Cita MLA

Case, Karl E. Principles of Economics. 3th ed. New York [etc.]: Prentice hall, 1994.