APA (7th ed.) Citation

Jensen, P. (1964). National parks: A guide to the national parks and monuments of the United States. Golden Press.

Chicago Style (17th ed.) Citation

Jensen, Paul. National Parks: A Guide to the National Parks and Monuments of the United States. New York: Golden Press, 1964.

MLA (9th ed.) Citation

Jensen, Paul. National Parks: A Guide to the National Parks and Monuments of the United States. Golden Press, 1964.