MLA

Kitchin, Thomas, d. 1784. A new map of the Island of Jamaica ... / by Thos Kitchin, geogr.. BRBL_00642. [1780?]. https://collections.library.yale.edu/catalog/15821941.

APA, 6th edition

Kitchin, Thomas, d. 1784. (["BRBL_00642"])([1780?])[A new map of the Island of Jamaica ... / by Thos Kitchin, geogr.]. https://collections.library.yale.edu/catalog/15821941.