Three new land shells from Mexico and Guatemala

Chicago citation style
Bartsch, Paul. Three new land shells from Mexico and Guatemala. 1909. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85630&repo=DPLA. (Accessed November 16, 2018.)
APA citation style
Bartsch, Paul, (1909) Three new land shells from Mexico and Guatemala. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85630&repo=DPLA
MLA citation style
Bartsch, Paul. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3ASILSRO_85630&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.