APA (7th ed.) Citation

Smith, A. (1986). Wealth of Nations, Books I-III. Penguin.

Chicago Style (17th ed.) Citation

Smith, Adam. Wealth of Nations, Books I-III. Penguin, 1986.

MLA (9th ed.) Citation

Smith, Adam. Wealth of Nations, Books I-III. Penguin, 1986.

Warning: These citations may not always be 100% accurate.