APA (7th ed.) Citation

Hubbard, R. G., & O\'Brien, A. P. (2013). Economics. Pearson.

Chicago Style (17th ed.) Citation

Hubbard, R. Glenn, and Anthony Patrick O\'Brien. Economics. Pearson, 2013.

MLA (8th ed.) Citation

Hubbard, R. Glenn, and Anthony Patrick O\'Brien. Economics. Pearson, 2013.

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