Cite

[Jugo-Slavia (According to Županić)] / map prepared by R.J. Kerner, 1918.

MLA

[Jugo-Slavia (According to Županić)] / Map Prepared by R.J. Kerner, 1918. R.J. Kerner, 1918. https://collections.library.yale.edu/catalog/15238087.

APA, 6th edition

[Jugo-Slavia (According to Županić)] / map prepared by R.J. Kerner, 1918. (1918). [Maps]. R.J. Kerner, https://collections.library.yale.edu/catalog/15238087.