Gaya APA

Smith, Adam. (2012). Wealth of Nations . USA: Wordsworht Classic.

Gaya Chicago

Smith, Adam. Wealth of Nations. USA: Wordsworht Classic, 2012. Text.

Gaya MLA

Smith, Adam. Wealth of Nations. USA: Wordsworht Classic, 2012. Text.

Gaya Turabian

Smith, Adam. Wealth of Nations. USA: Wordsworht Classic, 2012. Print.