APA (7th ed.) Zitazioa

Ewing, A. (1951). The Fundamental Questions of Philosophy. Routledge & Kagan Paul.

Chicago Style (17th ed.) Zitazioa

Ewing, A.C. The Fundamental Questions of Philosophy. New York: Routledge & Kagan Paul, 1951.

MLA (9th ed.) Zitazioa

Ewing, A.C. The Fundamental Questions of Philosophy. Routledge & Kagan Paul, 1951.