The crinoids of the Museum fuer Naturkunde, Berlin

Chicago citation style
Clark, Austin Hobart. The crinoids of the Museum fuer Naturkunde, Berlin. 1912. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85860&repo=DPLA. (Accessed November 21, 2018.)
APA citation style
Clark, Austin Hobart, (1912) The crinoids of the Museum fuer Naturkunde, Berlin. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85860&repo=DPLA
MLA citation style
Clark, Austin Hobart. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85860&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.