APA (7th ed.) Citation

Cannings, R. J., Nehls, H. B., Wilson, J., Trochlell, D., & Denny, M. (2009). Birds of interior BC and the Rockies. Heritage House.

Chicago Style (17th ed.) Citation

Cannings, Richard J., Harry B. Nehls, Jean Wilson, Dave Trochlell, and Mike Denny. Birds of Interior BC and the Rockies. Surrey, B.C.: Heritage House, 2009.

MLA (9th ed.) Citation

Cannings, Richard J., et al. Birds of Interior BC and the Rockies. Heritage House, 2009.