Cita APA (7th ed.)

Case, K. E. (1992). Principles of microeconomics (2nd ed.). Prentice Hall.

Cita Chicago (17th ed.)

Case, Karl E. Principles of Microeconomics. 2nd ed. Englewood Cliffs, N.J: Prentice Hall, 1992.

Cita MLA (9th ed.)

Case, Karl E. Principles of Microeconomics. 2nd ed. Prentice Hall, 1992.