APA (7th ed.) Citation

Gastil, R. D. (1975). Cultural regions of the United States. University of Washington Press.

Chicago Style (17th ed.) Citation

Gastil, Raymond D. Cultural Regions of the United States. Seattle: University of Washington Press, 1975.

MLA (8th ed.) Citation

Gastil, Raymond D. Cultural Regions of the United States. University of Washington Press, 1975.

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