Cita APA

Lou, J., Wu, J., Chen, L., Ruan, Y., & Shao, Y. (2009). A sex-role-preference model for HIV transmission among men who have sex with men in China. BioMed Central.

Citación estilo Chicago

Lou, Jie, Jianhong Wu, Li Chen, Yuhua Ruan, y Yiming Shao. A Sex-role-preference Model for HIV Transmission Among Men Who Have Sex With Men in China. BioMed Central, 2009.

Cita MLA

Lou, Jie, et al. A Sex-role-preference Model for HIV Transmission Among Men Who Have Sex With Men in China. BioMed Central, 2009.