APA (7th ed.) Zitazioa
WAKEFIELD, M., & CHALOUPKA, F. EFFECTIVENESS OF COMPREHENSIVE TOBACCO CONTROL PROGRAMMES IN REDUCING TEENAGE SMOKING IN THE USA.
Chicago Style (17th ed.) Zitazioa
WAKEFIELD, M., eta F. CHALOUPKA. EFFECTIVENESS OF COMPREHENSIVE TOBACCO CONTROL PROGRAMMES IN REDUCING TEENAGE SMOKING IN THE USA.
MLA (9th ed.) Zitazioa
WAKEFIELD, M., eta F. CHALOUPKA. EFFECTIVENESS OF COMPREHENSIVE TOBACCO CONTROL PROGRAMMES IN REDUCING TEENAGE SMOKING IN THE USA.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.