APA (7th ed.) Citation

Estados Unidos. Department of the Interior. (1985). Decade of progress for South American National Parks: 1974-1984. National Park Service.

Chicago Style (17th ed.) Citation

Estados Unidos. Department of the Interior. Decade of Progress for South American National Parks: 1974-1984. Washington: National Park Service, 1985.

MLA (9th ed.) Citation

Estados Unidos. Department of the Interior. Decade of Progress for South American National Parks: 1974-1984. National Park Service, 1985.

Warning: These citations may not always be 100% accurate.