Beyrer, C. (2011). The global HIV epidemics among men who have sex with men. World Bank.
芝加哥风格引文Beyrer, Chris. The Global HIV Epidemics Among Men Who Have Sex with Men. Washington, D.C.: World Bank, 2011.
MLA引文Beyrer, Chris. The Global HIV Epidemics Among Men Who Have Sex with Men. World Bank, 2011.
警告：这些引文格式不一定是100％准确.