World Health Organization. South - East Asia & World Health Organization. (1999). Essential drugs for primary health care: A manual for health workers in South-East Asia. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization. South - East Asia e World Health Organization. Essential Drugs for Primary Health Care: A Manual for Health Workers in South-East Asia. Geneva: World Health Organization, 1999.
Citatione MLA (8a ed.)World Health Organization. South - East Asia e World Health Organization. Essential Drugs for Primary Health Care: A Manual for Health Workers in South-East Asia. World Health Organization, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.