APA (7th ed.) Citation

United States. National Park Service. (1976). The Big Dune Trail guide, White Sands National Monument. National Park Service.

Chicago Style (17th ed.) Citation

United States. National Park Service. The Big Dune Trail Guide, White Sands National Monument. [Washington]: National Park Service, 1976.

MLA (9th ed.) Citation

United States. National Park Service. The Big Dune Trail Guide, White Sands National Monument. National Park Service, 1976.

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