Cite

Bologna = Bononien / Iohann Christian Leopold excudit, Aug. Vind.

MLA

Leopold, Johann Christian. Bologna = Bononien / Iohann Christian Leopold Excudit, Aug. Vind. [Johann Christian Leopold], 0AD. https://collections.library.yale.edu/catalog/16698409.

APA, 6th edition

Leopold, J. C. (0 C.E.). Bologna = Bononien / Iohann Christian Leopold excudit, Aug. Vind. [Maps]. [Johann Christian Leopold], https://collections.library.yale.edu/catalog/16698409.