Roman bridge

Chicago citation style
Kyle Griffith. Roman bridge. 1st c. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/buildings/id/6777. (Accessed June 21, 2018.)
APA citation style
Kyle Griffith, (1st c) Roman bridge. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/buildings/id/6777
MLA citation style
Kyle Griffith. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/buildings/id/6777>.
Note: These citations are programmatically generated and may be incomplete.