APA aipamena

Day, M. O., Ramezani, J., Bowring, S. A., Sadler, P. M., Erwin, D. H., Abdala, F., & Rubidge, B. S. (2015). When and how did the terrestrial mid-Permian mass extinction occur? Evidence from the tetrapod record of the Karoo Basin, South Africa. Proc Biol Sci.

Chicago Style aipamena

Day, Michael O., Jahandar Ramezani, Samuel A. Bowring, Peter M. Sadler, Douglas H. Erwin, Fernando Abdala, and Bruce S. Rubidge. "When and How Did the Terrestrial Mid-Permian Mass Extinction Occur? Evidence From the Tetrapod Record of the Karoo Basin, South Africa." Proc Biol Sci 2015.

MLA aipamena

Day, Michael O., et al. "When and How Did the Terrestrial Mid-Permian Mass Extinction Occur? Evidence From the Tetrapod Record of the Karoo Basin, South Africa." Proc Biol Sci 2015.