Case, K. E. (1992). Principles of microeconomics (2nd ed.). Prentice Hall.
Chicago Style aipamenaCase, Karl E. Principles of Microeconomics. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1992.
MLA aipamenaCase, Karl E. Principles of Microeconomics. 2nd ed. Prentice Hall, 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.