Cite

Belsia, Vulgo La Beavsse.

MLA

Belsia, Vulgo La Beavsse. G. Blaeu, 0AD. https://collections.library.yale.edu/catalog/15483988.

APA, 6th edition

Belsia, Vulgo La Beavsse. (0 C.E.). [Maps]. G. Blaeu, https://collections.library.yale.edu/catalog/15483988.