Roemer, R. (1993). Legislative action to combat the world tobacco eoidemic. World Health Organization.
Lua i Stíl Chicago (17ú heag.)Roemer, Ruth. Legislative Action to Combat the World Tobacco Eoidemic. Geneva: World Health Organization, 1993.
Lua MLA (9ú heag.)Roemer, Ruth. Legislative Action to Combat the World Tobacco Eoidemic. World Health Organization, 1993.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.