APA (7th ed.) Citation

Hume, D. (1751). An enquiry concerning the principles of morals. Printed for A. Millar.

Chicago Style (17th ed.) Citation

Hume, David. An Enquiry Concerning the Principles of Morals. London: Printed for A. Millar, 1751.

MLA (9th ed.) Citation

Hume, David. An Enquiry Concerning the Principles of Morals. Printed for A. Millar, 1751.

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