Cropp, F. F. (2004). Journalism. Surjeet Publications.
Chicago Style aipamenaCropp, Fritz; Frisby. Journalism. New Delhi: Surjeet Publications, 2004.
MLA aipamenaCropp, Fritz; Frisby. Journalism. Surjeet Publications, 2004.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.