Cita APA (7a ed.)

Case, K. E., Fair, R. C., & Oster, S. E. (2020). Principles of economics (Thirteenth, Global edition.). Pearson.

Cita Chicago Style (17a ed.)

Case, Karl E., Ray C. Fair, y Sharon E. Oster. Principles of Economics. Thirteenth, Global edition. Harlow, England: Pearson, 2020.

Cita MLA (8a ed.)

Case, Karl E., et al. Principles of Economics. Thirteenth, Global edition. Pearson, 2020.