Population Council. (2012). Population council: Annual report 2011. The Population Council, Inc.
Chicago-referens (17:e uppl.)Population Council. Population Council: Annual Report 2011. New York: The Population Council, Inc, 2012.
MLA-referens (9:e uppl.)Population Council. Population Council: Annual Report 2011. The Population Council, Inc, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.