APA (7th ed.) Zitazioa
TVE International. (1990). Not a dirty word: Environment (TVE international.). ACE communications.
Chicago Style (17th ed.) Zitazioa
TVE International. Not a Dirty Word: Environment. TVE international. Nairobi Kenya: ACE communications, 1990.
MLA (9th ed.) Zitazioa
TVE International. Not a Dirty Word: Environment. TVE international. ACE communications, 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.