World Health Organization. (2006). Preventing HIV/AIDS in Young people. World health Organization.
芝加哥风格引文World Health Organization. Preventing HIV/AIDS in Young People. Ginebra: World health Organization, 2006.
MLA引文World Health Organization. Preventing HIV/AIDS in Young People. World health Organization, 2006.
警告：这些引文格式不一定是100％准确.