APA (7th ed.) Citation

Walker, J. B. (1949). The epic of American industry ([1st ed.].). Harper.

Chicago Style (17th ed.) Citation

Walker, James Blaine. The Epic of American Industry. [1st ed.]. New York: Harper, 1949.

MLA (9th ed.) Citation

Walker, James Blaine. The Epic of American Industry. [1st ed.]. Harper, 1949.