MLA

Koyano, Ishun, and creator. Visualized Map of All the Countries. Kôzanrô, (June, 1809), 0AD. https://collections.library.yale.edu/catalog/32344574.

APA, 6th edition

Koyano, I., & creator. (0 C.E.). Visualized map of all the countries [Maps, World maps 19th century, Annotations (Provenance) 19th century, California as an island]. Kôzanrô, (June, 1809). https://collections.library.yale.edu/catalog/32344574.