APA (7th ed.) Citation

JA, W., M, S., O, D., & MR, S. (2020). Social distancing responses to COVID-19 emergency declarations strongly differentiated by income. Proceedings of the National Academy of Sciences of the United States of America, 117(33), 19658. https://doi.org/10.1073/pnas.2009412117

Chicago Style (17th ed.) Citation

JA, Weill, Stigler M, Deschenes O, and Springborn MR. "Social Distancing Responses to COVID-19 Emergency Declarations Strongly Differentiated by Income." Proceedings of the National Academy of Sciences of the United States of America 117, no. 33 (2020): 19658. https://doi.org/10.1073/pnas.2009412117.

MLA (9th ed.) Citation

JA, Weill, et al. "Social Distancing Responses to COVID-19 Emergency Declarations Strongly Differentiated by Income." Proceedings of the National Academy of Sciences of the United States of America, vol. 117, no. 33, 2020, p. 19658, https://doi.org/10.1073/pnas.2009412117.