Cite

McKinley's Wall Outline Maps France and the Netherlands (Gaul).

MLA

McKinley's Wall Outline Maps France and the Netherlands (Gaul). The McKinley Publishing Co., 1908. https://collections.library.yale.edu/catalog/15238240.

APA, 6th edition

McKinley's Wall Outline Maps France and the Netherlands (Gaul). (1908). [Maps]. The McKinley Publishing Co., https://collections.library.yale.edu/catalog/15238240.