APA (7th ed.) Citation

Hanson, E. A., & Nash, G. H. (2007). Canyons [electronic resource]. Chelsea House.

Chicago Style (17th ed.) Citation

Hanson, Erik A., and Geoffrey H. Nash. Canyons [electronic Resource]. New York: Chelsea House, 2007.

MLA (9th ed.) Citation

Hanson, Erik A., and Geoffrey H. Nash. Canyons [electronic Resource]. Chelsea House, 2007.