MLA

Cadurcium Varnaculé Querci. G. & J. Bleauw, 0AD. https://collections.library.yale.edu/catalog/15487185.

APA, 6th edition

Cadurcium Varnaculé Querci. (0 C.E.). [Maps]. G. & J. Bleauw, https://collections.library.yale.edu/catalog/15487185.