APA (7th ed.) Citation

Combs, B., & Russell, A. J. (1969). Westward to Promontory: Building the Union Pacific across the plains and mountains : a pictorial documentary. Promontory Press.

Chicago Style (17th ed.) Citation

Combs, Barry, and Andrew J. Russell. Westward to Promontory: Building the Union Pacific Across the Plains and Mountains : A Pictorial Documentary. New York City: Promontory Press, 1969.

MLA (9th ed.) Citation

Combs, Barry, and Andrew J. Russell. Westward to Promontory: Building the Union Pacific Across the Plains and Mountains : A Pictorial Documentary. Promontory Press, 1969.