APA aipamena

Roemer, R. (1993). Legislative action to combat the world tobacco eoidemic. World Health Organization.

Chicago Style aipamena

Roemer, Ruth. Legislative Action to Combat the World Tobacco Eoidemic. Geneva: World Health Organization, 1993.

MLA aipamena

Roemer, Ruth. Legislative Action to Combat the World Tobacco Eoidemic. World Health Organization, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.