MLA

Hohlwein, Ludwig, 1874-1949, artist. Ludendorff-Spende für Kriegsbeschädigte [graphic]. [between 1914 and 1918]. https://collections.library.yale.edu/catalog/16049102.

APA, 6th edition

Hohlwein, Ludwig, 1874-1949, artist. ([between 1914 and 1918])[Ludendorff-Spende für Kriegsbeschädigte [graphic]]. https://collections.library.yale.edu/catalog/16049102.