APA (7th ed.) Citation

Buchanan, S., United States. Forest Service,, Pollinator Partnership,, & North American Pollinator Protection Campaign. (2013). Bumble bees of the western United States. U.S. Department of Agriculture, Forest Service.

Chicago Style (17th ed.) Citation

Buchanan, Steve,, United States. Forest Service, Pollinator Partnership, and North American Pollinator Protection Campaign. Bumble Bees of the Western United States. [Washington, D.C.]: U.S. Department of Agriculture, Forest Service, 2013.

MLA (8th ed.) Citation

Buchanan, Steve,, et al. Bumble Bees of the Western United States. U.S. Department of Agriculture, Forest Service, 2013.