World Health Organization. (2005). Preparing a health care workforce for the 21st century: The challenge of chronic conditions. World health Organization.
Cita Chicago Style (17a ed.)World Health Organization. Preparing a Health Care Workforce for the 21st Century: The Challenge of Chronic Conditions. Geneva: World health Organization, 2005.
Cita MLA (8a ed.)World Health Organization. Preparing a Health Care Workforce for the 21st Century: The Challenge of Chronic Conditions. World health Organization, 2005.
Precaución: Estas citas no son 100% exactas.