Panoramic view of Cairo showing the Sultan Hassan Mosque, ca. 1865

Chicago citation style
Hammerschmidt, Wilhelm. Panoramic view of Cairo showing the Sultan Hassan Mosque, ca. 1865. unknown. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ic/id/350. (Accessed July 20, 2018.)
APA citation style
Hammerschmidt, Wilhelm, (unknown) Panoramic view of Cairo showing the Sultan Hassan Mosque, ca. 1865. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ic/id/350
MLA citation style
Hammerschmidt, Wilhelm. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/ic/id/350>.
Note: These citations are programmatically generated and may be incomplete.