Flemmings grosse Karte der Westfront [cartographic material].
MLA
Carl Flemming (Firm), Flemming, C. (Carl), 1806-1878, Kettler, J. I. Flemmings grosse Karte der Westfront [cartographic material].. BRBL_00010F. [1918?]. https://collections.library.yale.edu/catalog/15237970.
APA, 6th edition
Carl Flemming (Firm), & Flemming, C. (Carl), 1806-1878, & Kettler, J. I. (["BRBL_00010F"])([1918?])[Flemmings grosse Karte der Westfront [cartographic material].]. https://collections.library.yale.edu/catalog/15237970.