APA (7th ed.) Citation

Riegel, R. E. (1926). The story of the western railroads. MacMillan Co..

Chicago Style (17th ed.) Citation

Riegel, Robert E. The Story of the Western Railroads. New York: MacMillan Co., 1926.

MLA (9th ed.) Citation

Riegel, Robert E. The Story of the Western Railroads. MacMillan Co., 1926.

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