A Lower Jurassic flora from the upper Matanuska Valley, Alaska

Chicago citation style
Knowlton, Frank Hall. A Lower Jurassic flora from the upper Matanuska Valley, Alaska. 1916. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_86081&repo=DPLA. (Accessed November 13, 2018.)
APA citation style
Knowlton, Frank Hall, (1916) A Lower Jurassic flora from the upper Matanuska Valley, Alaska. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_86081&repo=DPLA
MLA citation style
Knowlton, Frank Hall. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_86081&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.