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.
Цитирование в стиле Чикаго (17-е изд.)World Health Organization. South - East Asia и World Health Organization. Essential Drugs for Primary Health Care: A Manual for Health Workers in South-East Asia. Geneva: World Health Organization, 1999.
Цитирование MLA (8-е изд.)World Health Organization. South - East Asia и World Health Organization. Essential Drugs for Primary Health Care: A Manual for Health Workers in South-East Asia. World Health Organization, 1999.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.