A chart of a bay [St. Francis Bay?] on the SE coast of Africa ... 1785 ... in Lat. 34°09'S, Long 26°10'E.
MLA
A Chart of a Bay [St. Francis Bay?] on the SE Coast of Africa ... 1785 ... in Lat. 34°09'S, Long 26°10'E. 1785. https://collections.library.yale.edu/catalog/15826715.
APA, 6th edition
A chart of a bay [St. Francis Bay?] on the SE coast of Africa ... 1785 ... in Lat. 34°09'S, Long 26°10'E. (1785). [Manuscript maps]. https://collections.library.yale.edu/catalog/15826715.