APA (7th ed.) Citation

Smith, A., Campbell, R. H., Skinner, A. S., & Todd, W. B. (1976). An inquiry into the nature and causes of the wealth of nations. Liberty Fund.

Chicago Style (17th ed.) Citation

Smith, Adam, Roy Harold Campbell, Andrew S. Skinner, and William B. Todd. An Inquiry into the Nature and Causes of the Wealth of Nations. Indianapolis: Liberty Fund, 1976.

MLA (8th ed.) Citation

Smith, Adam, et al. An Inquiry into the Nature and Causes of the Wealth of Nations. Liberty Fund, 1976.