Cite

Map of the gold regions of California : showing the routes via Chagres and Panama, Cape Horn, &c.

MLA

Ensigns, and Thayer. Map of the Gold Regions of California : Showing the Routes via Chagres and Panama, Cape Horn, &c. s.n., 1849. https://collections.library.yale.edu/catalog/15818628.

APA, 6th edition

E., & T. (1849). Map of the gold regions of California : showing the routes via Chagres and Panama, Cape Horn, &c. [Maps]. s.n., https://collections.library.yale.edu/catalog/15818628.