German anti air craft gun

Chicago citation style
German anti air craft gun. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/WWI/id/97. (Accessed October 15, 2019.)
APA citation style
German anti air craft gun. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/WWI/id/97
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/WWI/id/97>.
Note: These citations are programmatically generated and may be incomplete.