APA (7th ed.) Zitazioa
Halliday, M. (1999). Selfwolf. University of Chicago Press.
Chicago Style (17th ed.) Zitazioa
Halliday, Mark. Selfwolf. Chicago: University of Chicago Press, 1999.
MLA (9th ed.) Zitazioa
Halliday, Mark. Selfwolf. University of Chicago Press, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.