Wissahickon Valley, 1981, Map W-5

Chicago citation style
Aerial Data Reduction Associates, Fairmount Park Commission. Wissahickon Valley, 1981, Map W-5. Retrieved from the Digital Public Library of America, http://libwww.freelibrary.org/diglib/searchItem.cfm?itemID=MFMPAA00125. (Accessed December 11, 2018.)
APA citation style
Aerial Data Reduction Associates, Fairmount Park Commission, Wissahickon Valley, 1981, Map W-5. Retrieved from the Digital Public Library of America, http://libwww.freelibrary.org/diglib/searchItem.cfm?itemID=MFMPAA00125
MLA citation style
Aerial Data Reduction Associates, Fairmount Park Commission. Retrieved from the Digital Public Library of America <http://libwww.freelibrary.org/diglib/searchItem.cfm?itemID=MFMPAA00125>.
Note: These citations are programmatically generated and may be incomplete.