APA (7th ed.) Citation

Tucson Audubon Society. (2015). Bird checklist for the Santa Catalina Ranger District: Coronado National Forest, Southeast Arizona (Slightly revised May 2015.). U.S. Department of Agriculture, Forest Service, Southwestern Region.

Chicago Style (17th ed.) Citation

Tucson Audubon Society. Bird Checklist for the Santa Catalina Ranger District: Coronado National Forest, Southeast Arizona. Slightly revised May 2015. [Tucson, AZ]: U.S. Department of Agriculture, Forest Service, Southwestern Region, 2015.

MLA (9th ed.) Citation

Tucson Audubon Society. Bird Checklist for the Santa Catalina Ranger District: Coronado National Forest, Southeast Arizona. Slightly revised May 2015. U.S. Department of Agriculture, Forest Service, Southwestern Region, 2015.