APA (7th ed.) Zitazioa
ROSS, M. (1990). DISTRIBUTION OF KNOWLEDGE OF AIDS: A NATIONAL STUDY.
Chicago Style (17th ed.) Zitazioa
ROSS, M.W. DISTRIBUTION OF KNOWLEDGE OF AIDS: A NATIONAL STUDY. 1990.
MLA (9th ed.) Zitazioa
ROSS, M.W. DISTRIBUTION OF KNOWLEDGE OF AIDS: A NATIONAL STUDY. 1990.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.