The Arctic Cryosphere in the Twenty-First Century.

MLA

Barry, Roger G. “The Arctic Cryosphere in the Twenty-First Century.” Geographical Review, vol. 107, no. 1, Jan. 2017, pp. 69–88. EBSCOhost, https://doi.org/10.1111/gere.12227.

APA

Barry, R. G. (2017). The Arctic Cryosphere in the Twenty-First Century. Geographical Review, 107(1), 69–88. https://doi.org/10.1111/gere.12227

Chicago

Barry, Roger G. 2017. “The Arctic Cryosphere in the Twenty-First Century.” Geographical Review 107 (1): 69–88. doi:10.1111/gere.12227.