Helicopter in flight, Philadelphia, Pennsylvania

Chicago citation style
Mayer, Harold. Helicopter in flight, Philadelphia, Pennsylvania. 1983. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/mketran/id/614. (Accessed March 28, 2020.)
APA citation style
Mayer, Harold, (1983) Helicopter in flight, Philadelphia, Pennsylvania. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/mketran/id/614
MLA citation style
Mayer, Harold. Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/mketran/id/614>.
Note: These citations are programmatically generated and may be incomplete.