When and how did the terrestrial mid-Permian mass extinction occur? Evidence from the tetrapod record of the Karoo Basin, South Africa

Chicago citation style
Bowring, Samuel A, Abdala, Fernando, Day, Michael O, Ramezani, Jahandar, Rubidge, Bruce S, Sadler, Peter M, Erwin, Douglas H. When and how did the terrestrial mid-Permian mass extinction occur? Evidence from the tetrapod record of the Karoo Basin, South Africa. 2015. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_140098&repo=DPLA. (Accessed December 11, 2018.)
APA citation style
Bowring, Samuel A, Abdala, Fernando, Day, Michael O, Ramezani, Jahandar, Rubidge, Bruce S, Sadler, Peter M, Erwin, Douglas H, (2015) When and how did the terrestrial mid-Permian mass extinction occur? Evidence from the tetrapod record of the Karoo Basin, South Africa. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_140098&repo=DPLA
MLA citation style
Bowring, Samuel A, Abdala, Fernando, Day, Michael O, Ramezani, Jahandar, Rubidge, Bruce S, Sadler, Peter M, Erwin, Douglas H. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_140098&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.