APA (7th ed.) Citation

United States. Department of the Interior, U.S. North American Bird Conservation Initiative, American Bird Conservancy, Association of Fish & Wildlife Agencies, United States. Bureau of Land Management, Cornell University. Laboratory of Ornithology, . . . Geological Survey (U.S.). (2011). The state of the birds 2011: Report on public lands and waters, United States of America. U.S. Department of the Interior.

Chicago Style (17th ed.) Citation

United States. Department of the Interior, et al. The State of the Birds 2011: Report on Public Lands and Waters, United States of America. Washington, DC: U.S. Department of the Interior, 2011.

MLA (9th ed.) Citation

United States. Department of the Interior, et al. The State of the Birds 2011: Report on Public Lands and Waters, United States of America. U.S. Department of the Interior, 2011.