APA aipamena

O'Sullivan, A., & Sheffrin, S. M. (2001). Economics principles and tools (2nd ed.). Prentice-Hall.

Chicago Style aipamena

O'Sullivan, Arthur, and Steven M. Sheffrin. Economics Principles and Tools. 2nd ed. Upper Saddle River, New Jersey: Prentice-Hall, 2001.

MLA aipamena

O'Sullivan, Arthur, and Steven M. Sheffrin. Economics Principles and Tools. 2nd ed. Prentice-Hall, 2001.