World Health Organization. (2007). Cancer Control, Knowledge into Action Who Guide for Effective Programmes: Early Detection. World Health.
Chicago-referens (17:e uppl.)World Health Organization. Cancer Control, Knowledge into Action Who Guide for Effective Programmes: Early Detection. Washington D.C: World Health, 2007.
MLA-referens (9:e uppl.)World Health Organization. Cancer Control, Knowledge into Action Who Guide for Effective Programmes: Early Detection. World Health, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.