Portolano for the western Mediterranean.
MLA
Portolano for the Western Mediterranean. 0AD. https://collections.library.yale.edu/catalog/16823429.
APA, 6th edition
Portolano for the western Mediterranean. (0 C.E.). [Manuscripts, Medieval--Italy--16th century., Manuscripts, Renaissance--Italy--16th century., Portolan charts--Italy--16th century., Portolanos--Italy--16th century.]. https://collections.library.yale.edu/catalog/16823429.