APA (7th ed.) Citation

Burke, M. B., Miguel, E., Satyanath, S., Dykema, J. A., & Lobell, D. B. (2009). Warming increases the risk of civil war in Africa. Proceedings of the National Academy of Sciences - PNAS, 106(49), 20670. https://doi.org/10.1073/pnas.0907998106

Chicago Style (17th ed.) Citation

Burke, Marshall B., Edward Miguel, Shanker Satyanath, John A. Dykema, and David B. Lobell. "Warming Increases the Risk of Civil War in Africa." Proceedings of the National Academy of Sciences - PNAS 106, no. 49 (2009): 20670. https://doi.org/10.1073/pnas.0907998106.

MLA (9th ed.) Citation

Burke, Marshall B., et al. "Warming Increases the Risk of Civil War in Africa." Proceedings of the National Academy of Sciences - PNAS, vol. 106, no. 49, 2009, p. 20670, https://doi.org/10.1073/pnas.0907998106.