Danubius, Fluvius Europae Maximus, a Fonribus ad Ostia, ...
MLA
Danubius, Fluvius Europae Maximus, a Fonribus Ad Ostia, ... 0AD. https://collections.library.yale.edu/catalog/15498777.
APA, 6th edition
Danubius, Fluvius Europae Maximus, a Fonribus ad Ostia, ... (0 C.E.). [Maps]. https://collections.library.yale.edu/catalog/15498777.