APA (7th ed.) Citation

Wuerthner, G. (1998). Grand Canyon: A visitor's companion. Stackpole Books.

Chicago Style (17th ed.) Citation

Wuerthner, George. Grand Canyon: A Visitor's Companion. Mechanicsburg, Pa.: Stackpole Books, 1998.

MLA (9th ed.) Citation

Wuerthner, George. Grand Canyon: A Visitor's Companion. Stackpole Books, 1998.