World Health Organization. (2007). Cancer Control, Knowledge into Action Who Guide for Effective Programmes: Early Detection. World Health.
Cita Chicago Style (17a ed.)World Health Organization. Cancer Control, Knowledge into Action Who Guide for Effective Programmes: Early Detection. Washington D.C: World Health, 2007.
Cita MLA (9a ed.)World Health Organization. Cancer Control, Knowledge into Action Who Guide for Effective Programmes: Early Detection. World Health, 2007.
Precaución: Estas citas no son 100% exactas.