Cita APA (7a ed.)

Smith, A., & Letwin, W. (1975). The Wealth of nations. J. M. Dent and Sons.

Cita Chicago Style (17a ed.)

Smith, Adam, y William Letwin. The Wealth of Nations. London: J. M. Dent and Sons, 1975.

Cita MLA (9a ed.)

Smith, Adam, y William Letwin. The Wealth of Nations. J. M. Dent and Sons, 1975.