APA引文

Case, K. E., Fair, R. C., & Oster, S. E. (2018). Principles of Economics (12th ed.). Pearson education India Pvt. Ltd.

Chicago Style (17th ed.) Citation

Case, Karl E., Ray C. Fair, and Sharon E. Oster. Principles of Economics. 12th ed. New Delhi: Pearson education India Pvt. Ltd, 2018.

MLA引文

Case, Karl E., et al. Principles of Economics. 12th ed. Pearson education India Pvt. Ltd, 2018.