APA (7th ed.) Zitazioa
GILMAN, M. (1992). BEYOND OPIATES... AND INTO THE '90S.
Chicago Style (17th ed.) Zitazioa
GILMAN, M. BEYOND OPIATES... AND INTO THE '90S. 1992.
MLA (9th ed.) Zitazioa
GILMAN, M. BEYOND OPIATES... AND INTO THE '90S. 1992.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.