Linguistic map of Venezia Tridentia, Venezia Giulia and Dalmatia.
MLA
Linguistic Map of Venezia Tridentia, Venezia Giulia and Dalmatia. Istituto Geografico de Agostini, 191AD. https://collections.library.yale.edu/catalog/15238042.
APA, 6th edition
Linguistic map of Venezia Tridentia, Venezia Giulia and Dalmatia. (191 C.E.). [Maps]. Istituto Geografico de Agostini, https://collections.library.yale.edu/catalog/15238042.