APA (7th ed.) Citation

Durrenberger, R. W. (1969). California, the last frontier. Van Nostrand Reinhold Co..

Chicago Style (17th ed.) Citation

Durrenberger, Robert W. California, the Last Frontier. New York: Van Nostrand Reinhold Co., 1969.

MLA (9th ed.) Citation

Durrenberger, Robert W. California, the Last Frontier. Van Nostrand Reinhold Co., 1969.