Case, K. E., Fair, R. C., & Oster, S. E. (2018). Principles of Economics (12th ed.). Pearson education India Pvt. Ltd.
Chicago Style (17th ed.) CitationCase, Karl E., Ray C. Fair, and Sharon E. Oster. Principles of Economics. 12th ed. New Delhi: Pearson education India Pvt. Ltd, 2018.
ציטוט MLACase, Karl E., et al. Principles of Economics. 12th ed. Pearson education India Pvt. Ltd, 2018.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.