Cita APA (7a ed.)
Guo, Y., Li, X., Fang, X., Lin, X., Song, Y., Jiang, S., & Stanton, B. (2011). A comparison of four sampling methods among men having sex with men in China: Implications for HIV/STD surveillance and prevention. AIDS Care, 23(11), 1400-1410.
Cita Chicago Style (17a ed.)
Guo, Yan, Xiaoming Li, Xiaoyi Fang, Xiuyun Lin, Yan Song, Shuling Jiang, y Bonita Stanton. "A Comparison of Four Sampling Methods Among Men Having Sex with Men in China: Implications for HIV/STD Surveillance and Prevention." AIDS Care 23, no. 11 (2011): 1400-1410.
Cita MLA (9a ed.)
Guo, Yan, et al. "A Comparison of Four Sampling Methods Among Men Having Sex with Men in China: Implications for HIV/STD Surveillance and Prevention." AIDS Care, vol. 23, no. 11, 2011, pp. 1400-1410.
Precaución: Estas citas no son 100% exactas.