Cita APA (7a ed.)

Hume, D., Nidditch, P., & Selby-Bigge, L. (1986). Enquiries: Concerning human understandign and concerning the principles of morals (3th. ed.). Clarendon Press.

Cita Chicago Style (17a ed.)

Hume, David, P.H Nidditch, y L.A Selby-Bigge. Enquiries: Concerning Human Understandign and Concerning the Principles of Morals. 3th. ed. Oxford: Clarendon Press, 1986.

Cita MLA (9a ed.)

Hume, David, et al. Enquiries: Concerning Human Understandign and Concerning the Principles of Morals. 3th. ed. Clarendon Press, 1986.