Howard, G. B. (2002). Healthy villages: A guide for communities and comunity health workers. World Health Organization.
Chicago-Zitierstil (17. Ausg.)Howard, Guy Bogh. Healthy Villages: A Guide for Communities and Comunity Health Workers. Geneva: World Health Organization, 2002.
MLA-Zitierstil (8. Ausg.)Howard, Guy Bogh. Healthy Villages: A Guide for Communities and Comunity Health Workers. World Health Organization, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.