APA (7th ed.) Citation

Rywell, M. (1955). Samuel Colt, a man and an epoch ([2d ed.].). Pioneer Press.

Chicago Style (17th ed.) Citation

Rywell, Martin. Samuel Colt, a Man and an Epoch. [2d ed.]. Harriman, Tenn.: Pioneer Press, 1955.

MLA (9th ed.) Citation

Rywell, Martin. Samuel Colt, a Man and an Epoch. [2d ed.]. Pioneer Press, 1955.