APA (7th ed.) Citation

AP, K. (2001). Where have all the people gone? Trends in ecology & evolution, 16(6), 278. https://doi.org/10.1016/s0169-5347(01)02179-6

Chicago Style (17th ed.) Citation

AP, Kinzig. "Where Have All the People Gone?" Trends in Ecology & Evolution 16, no. 6 (2001): 278. https://doi.org/10.1016/s0169-5347(01)02179-6.

MLA (9th ed.) Citation

AP, Kinzig. "Where Have All the People Gone?" Trends in Ecology & Evolution, vol. 16, no. 6, 2001, p. 278, https://doi.org/10.1016/s0169-5347(01)02179-6.