World Health Organization. (2005). Preparing a health care workforce for the 21st century: The challenge of chronic conditions. World health Organization.
Цитирование в стиле Чикаго (17-е изд.)World Health Organization. Preparing a Health Care Workforce for the 21st Century: The Challenge of Chronic Conditions. Geneva: World health Organization, 2005.
Цитирование MLA (8-е изд.)World Health Organization. Preparing a Health Care Workforce for the 21st Century: The Challenge of Chronic Conditions. World health Organization, 2005.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.