World Health Organization (WHO). (2012). World malaria report 2012. World Health Organization.
芝加哥风格引文World Health Organization (WHO). World Malaria Report 2012. Geneva: World Health Organization, 2012.
MLA引文World Health Organization (WHO). World Malaria Report 2012. World Health Organization, 2012.
警告:这些引文格式不一定是100%准确.