World Health Organization. (2003). Pregnancy, childbirth, postpartum and newborn care: A guide for essential practice. World Health Organization.
Цитирование в стиле Чикаго (17-е изд.)World Health Organization. Pregnancy, Childbirth, Postpartum and Newborn Care: A Guide for Essential Practice. Geneva: World Health Organization, 2003.
Цитирование MLA (8-е изд.)World Health Organization. Pregnancy, Childbirth, Postpartum and Newborn Care: A Guide for Essential Practice. World Health Organization, 2003.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.