APA (7th ed.) Citation

Minor, W. (1998). Grand Canyon: Exploring a natural wonder. Blue Sky Press.

Chicago Style (17th ed.) Citation

Minor, Wendell. Grand Canyon: Exploring a Natural Wonder. New York: Blue Sky Press, 1998.

MLA (8th ed.) Citation

Minor, Wendell. Grand Canyon: Exploring a Natural Wonder. Blue Sky Press, 1998.