APA (7th ed.) Citation

Florence, M., Gierlich, M., & Nystrom, A. D. (2001). Rocky Mountains (3rd ed.). Lonely Planet.

Chicago Style (17th ed.) Citation

Florence, Mason, Marisa Gierlich, and Andrew Dean Nystrom. Rocky Mountains. 3rd ed. Melbourne : Oakland: Lonely Planet, 2001.

MLA (9th ed.) Citation

Florence, Mason, et al. Rocky Mountains. 3rd ed. Lonely Planet, 2001.