Cita APA (7a ed.)

Zhang, A., Qi, Q., Jiang, L., Zhou, F., & Wang, J. (2013). Population exposure to PM2.5 in the urban area of Beijing. Public Library of Science (PLoS).

Cita Chicago Style (17a ed.)

Zhang, An, Qingwen Qi, Lili Jiang, Fang Zhou, y Jinfeng Wang. Population Exposure to PM2.5 in the Urban Area of Beijing. Public Library of Science (PLoS), 2013.

Cita MLA (8a ed.)

Zhang, An, et al. Population Exposure to PM2.5 in the Urban Area of Beijing. Public Library of Science (PLoS), 2013.