Cite

[Map of the Istrian penninsula (Croatia)]

MLA

[Map of the Istrian Penninsula (Croatia)]. 1918. https://collections.library.yale.edu/catalog/2035575.

APA, 6th edition

[Map of the Istrian penninsula (Croatia)]. (1918). [Maps in books]. https://collections.library.yale.edu/catalog/2035575.