APA (7th ed.) Citation

Smith, R. F., Watts, M. W., & Hogan, V. D. (1981). Free enterprise - The American economic system. Laidlaw.

Chicago Style (17th ed.) Citation

Smith, Robert Freeman, Michael W. Watts, and Vivian D. Hogan. Free Enterprise - The American Economic System. River Forest, Ill: Laidlaw, 1981.

MLA (9th ed.) Citation

Smith, Robert Freeman, et al. Free Enterprise - The American Economic System. Laidlaw, 1981.