Bird checklist for the Santa Catalina Ranger District :
Coronado National Forest, Southeast Arizona /
prepared by United States Department of Agriculture, Forest Service, Southwestern Region ; produced in cooperation with the Tucson Audubon Society.

APA Citation

Tucson Audubon Society., United States. Forest Service. Southwestern Region. (2003). Bird checklist for the Santa Catalina Ranger District: Coronado National Forest, Southeast Arizona. [Washington, D.C.]: U.S. Dept. of Agriculture, Forest Service, Southwestern Region.

MLA Citation

Tucson Audubon Society, and United States. Forest Service. Southwestern Region. Bird Checklist for the Santa Catalina Ranger District: Coronado National Forest, Southeast Arizona. [Washington, D.C.]: U.S. Dept. of Agriculture, Forest Service, Southwestern Region, 2003.

Warning: These citations may not always be complete (especially for serials).