Picture postcard of glacier at Mount Sir Donald

Chicago citation style
Picture postcard of glacier at Mount Sir Donald. 19--. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3AAAADCD_item_19688&repo=DPLA. (Accessed December 12, 2018.)
APA citation style
(19--) Picture postcard of glacier at Mount Sir Donald. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3AAAADCD_item_19688&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3AAAADCD_item_19688&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.