Cite

[Map showing area surrounding Coucy, France.]

MLA

[Map Showing Area Surrounding Coucy, France.]. s.n., 191AD. https://collections.library.yale.edu/catalog/15242215.

APA, 6th edition

[Map showing area surrounding Coucy, France.]. (191 C.E.). [Maps]. s.n., https://collections.library.yale.edu/catalog/15242215.