[Portolan chart of the Mediterranean Sea, the North Atlantic Ocean, the Baltic Sea, and the northwestern African coast].
MLA
Doran, Edmund. [Portolan Chart of the Mediterranean Sea, the North Atlantic Ocean, the Baltic Sea, and the Northwestern African Coast]. 1586. https://collections.library.yale.edu/catalog/2005109.
APA, 6th edition
Doran, E. (1586). [Portolan chart of the Mediterranean Sea, the North Atlantic Ocean, the Baltic Sea, and the northwestern African coast]. [Manuscript maps., Portolan charts.]. https://collections.library.yale.edu/catalog/2005109.