Concrete mass from earlier bridge

Chicago citation style
Concrete mass from earlier bridge. May, 1997. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/tahirler/id/46. (Accessed July 18, 2018.)
APA citation style
(May, 1997) Concrete mass from earlier bridge. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/tahirler/id/46
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/tahirler/id/46>.
Note: These citations are programmatically generated and may be incomplete.