Terrestrial cooling in Northern Europe during the Eocene--Oligocene transition.

MLA

Hren, Michael T., et al. “Terrestrial Cooling in Northern Europe during the Eocene--Oligocene Transition.” Proceedings of the National Academy of Sciences of the United States of America, vol. 110, no. 19, May 2013, pp. 7562–67. EBSCOhost, https://doi.org/10.1073/pnas.1210930110.

APA

Hren, M. T., Sheldon, N. D., Grimes, S. T., Collinson, M. E., Hooker, J. J., Bugler, M., & Lohmann, K. C. (2013). Terrestrial cooling in Northern Europe during the Eocene--Oligocene transition. Proceedings of the National Academy of Sciences of the United States of America, 110(19), 7562–7567. https://doi.org/10.1073/pnas.1210930110

Chicago

Hren, Michael T., Nathan D. Sheldon, Stephen T. Grimes, Margaret E. Collinson, Jerry J. Hooker, Melanie Bugler, and Kyger C. Lohmann. 2013. “Terrestrial Cooling in Northern Europe during the Eocene--Oligocene Transition.” Proceedings of the National Academy of Sciences of the United States of America 110 (19): 7562–67. doi:10.1073/pnas.1210930110.