APA (7th ed.) Zitazioa
Purdy, J. (1968). Eustace Chisholm and the works. Bantam.
Chicago Style (17th ed.) Zitazioa
Purdy, James. Eustace Chisholm and the Works. New York: Bantam, 1968.
MLA (9th ed.) Zitazioa
Purdy, James. Eustace Chisholm and the Works. Bantam, 1968.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.