APA (7th ed.) Citation

Beyrer, C., Wirtz, A. L., Walker, D., Johns, B., Sifakis, F., & Baral, S. D. (2012). The Global HIV Epidemics among Men Who Have Sex with Men. World Bank.

Chicago Style (17th ed.) Citation

Beyrer, Chris, Andrea L. Wirtz, Damian Walker, Benjamin Johns, Frangiscos Sifakis, and Stefan D. Baral. The Global HIV Epidemics Among Men Who Have Sex with Men. World Bank, 2012.

MLA (8th ed.) Citation

Beyrer, Chris, et al. The Global HIV Epidemics Among Men Who Have Sex with Men. World Bank, 2012.