Cita APA

Moore, G. E. 1. (1971). Principia ethica (Repr.). Cambridge: At the University Press.

Citación estilo Chicago

Moore, George Edward 1873-1958. Principia Ethica. Repr. Cambridge: At the University Press, 1971.

Cita MLA

Moore, George Edward 1873-1958. Principia Ethica. Repr. Cambridge: At the University Press, 1971.