Cite

Etats Balkaniques / L. Bergelin, Cartographe.

MLA

Etats Balkaniques / L. Bergelin, Cartographe. A. Leconte, 0AD. https://collections.library.yale.edu/catalog/15506448.

APA, 6th edition

Etats Balkaniques / L. Bergelin, Cartographe. (0 C.E.). [Maps]. A. Leconte, https://collections.library.yale.edu/catalog/15506448.