Looking west over Lake Union, past the Ship Canal bridge, and towards the Hiram M. Chittendon Locks at sunset, Seattle, n.d

Chicago citation style
Hupy, Art, Unidentified. Looking west over Lake Union, past the Ship Canal bridge, and towards the Hiram M. Chittendon Locks at sunset, Seattle, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/119. (Accessed August 16, 2018.)
APA citation style
Hupy, Art, Unidentified, Looking west over Lake Union, past the Ship Canal bridge, and towards the Hiram M. Chittendon Locks at sunset, Seattle, n.d. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/119
MLA citation style
Hupy, Art, Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/hupy/id/119>.
Note: These citations are programmatically generated and may be incomplete.