APA (7th ed.) Citation

Dickey, J., Jepson, T., & Lee, P. (2004). The rough guide to the Pacific Northwest (4th ed.). Rough Guides.

Chicago Style (17th ed.) Citation

Dickey, Jeff, Tim Jepson, and Phil Lee. The Rough Guide to the Pacific Northwest. 4th ed. New York: Rough Guides, 2004.

MLA (9th ed.) Citation

Dickey, Jeff, et al. The Rough Guide to the Pacific Northwest. 4th ed. Rough Guides, 2004.