APA (7th ed.) Zitazioa
(1997). ECSTASY IMPLICATED IN HIV DRUG REACTION.
Chicago Style (17th ed.) Zitazioa
ECSTASY IMPLICATED IN HIV DRUG REACTION. 1997.
MLA (9th ed.) Zitazioa
ECSTASY IMPLICATED IN HIV DRUG REACTION. 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.