The Association of Ambient Air Pollution and Physical Inactivity in the United States.

MLA

Roberts, Jennifer D., et al. “The Association of Ambient Air Pollution and Physical Inactivity in the United States.” PLoS ONE, vol. 9, no. 3, Mar. 2014, pp. 1–10. EBSCOhost, https://doi.org/10.1371/journal.pone.0090143.

APA

Roberts, J. D., Voss, J. D., & Knight, B. (2014). The Association of Ambient Air Pollution and Physical Inactivity in the United States. PLoS ONE, 9(3), 1–10. https://doi.org/10.1371/journal.pone.0090143

Chicago

Roberts, Jennifer D., Jameson D. Voss, and Brandon Knight. 2014. “The Association of Ambient Air Pollution and Physical Inactivity in the United States.” PLoS ONE 9 (3): 1–10. doi:10.1371/journal.pone.0090143.