APA Citation

Vail, R. W. G. 1. (1949). The voice of the old frontier. Philadelphia: University of Pennsylvania Press.

Chicago Style Citation

Vail, R. W. G. 1890-1966. The Voice of the Old Frontier. Philadelphia: University of Pennsylvania Press, 1949.

MLA Citation

Vail, R. W. G. 1890-1966. The Voice of the Old Frontier. Philadelphia: University of Pennsylvania Press, 1949.

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