APA (7th ed.) Citation

Joshua Tree guide. Joshua Tree National Park, National Park Service, U.S. Department of the Interior.

Chicago Style (17th ed.) Citation

Joshua Tree Guide. Twentynine Palms, CA: Joshua Tree National Park, National Park Service, U.S. Department of the Interior.

MLA (9th ed.) Citation

Joshua Tree Guide. Joshua Tree National Park, National Park Service, U.S. Department of the Interior.

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