APA (7th ed.) Citation

Hubbard, R. G., & O'Brien, A. P. (2008). Economics (Second edition.). Pearson/Prentice Hall.

Chicago Style (17th ed.) Citation

Hubbard, R. Glenn, and Anthony Patrick O'Brien. Economics. Second edition. Upper Saddle River, N.J: Pearson/Prentice Hall, 2008.

MLA (8th ed.) Citation

Hubbard, R. Glenn, and Anthony Patrick O'Brien. Economics. Second edition. Pearson/Prentice Hall, 2008.