Cite

Principato Citra olim Picentia [cartographic material].

MLA

Principato Citra Olim Picentia [Cartographic Material]. Blaeu, 1620. https://collections.library.yale.edu/catalog/15494106.

APA, 6th edition

Principato Citra olim Picentia [cartographic material]. (1620). [Maps]. Blaeu, https://collections.library.yale.edu/catalog/15494106.