APA (7th ed.) Citation

O'Sullivan & Sheffrin. (2001). Economics principles and tools (2nd. edition.). Prentice Hall.

Chicago Style (17th ed.) Citation

O'Sullivan and Sheffrin. Economics Principles and Tools. 2nd. edition. Upper Saddle River, New Jersey: Prentice Hall, 2001.

MLA (8th ed.) Citation

O'Sullivan and Sheffrin. Economics Principles and Tools. 2nd. edition. Prentice Hall, 2001.

Warning: These citations may not always be 100% accurate.