APA (7th ed.) Citation

Barton, R. (1929). God's country: A short history. A.A. Knopf.

Chicago Style (17th ed.) Citation

Barton, Ralph. God's Country: A Short History. New York: A.A. Knopf, 1929.

MLA (9th ed.) Citation

Barton, Ralph. God's Country: A Short History. A.A. Knopf, 1929.