APA (7th ed.) Zitazioa
SHEWAN, D. (1997). THE ROLE OF PRISONS IN RELATION TO HARM REDUCTION.
Chicago Style (17th ed.) Zitazioa
SHEWAN, D. THE ROLE OF PRISONS IN RELATION TO HARM REDUCTION. 1997.
MLA (9th ed.) Zitazioa
SHEWAN, D. THE ROLE OF PRISONS IN RELATION TO HARM REDUCTION. 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.