Howard, G. B. (2002). Healthy villages: A guide for communities and comunity health workers. World Health Organization.
Lua i Stíl Chicago (17ú heag.)Howard, Guy Bogh. Healthy Villages: A Guide for Communities and Comunity Health Workers. Geneva: World Health Organization, 2002.
Lua MLA (8ú heag.)Howard, Guy Bogh. Healthy Villages: A Guide for Communities and Comunity Health Workers. World Health Organization, 2002.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.