Pisa cathedral group

Chicago citation style
Johnston, Norman. Pisa cathedral group. 1278-15thc. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/buildings/id/1631. (Accessed July 19, 2018.)
APA citation style
Johnston, Norman, (1278-15thc) Pisa cathedral group. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/buildings/id/1631
MLA citation style
Johnston, Norman. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/buildings/id/1631>.
Note: These citations are programmatically generated and may be incomplete.