Cita APA (7a ed.)

Case, K. E., Fair, R. C., & Oster, S. M. (2020). Principles of economics (13th ed. Global ed.). Pearson.

Cita Chicago Style (17a ed.)

Case, Karl E., Ray C. Fair, y Sharon M. Oster. Principles of Economics. 13th ed. Global ed. Harlow: Pearson, 2020.

Cita MLA (9a ed.)

Case, Karl E., et al. Principles of Economics. 13th ed. Global ed. Pearson, 2020.