MLA

Jefferys, Thomas, -1771. Jamaica from the latest surveys / [cartographic material] / improved and engraved by Thomas Jefferys, Geographer to the King.. BRBL_00695. 1794 May 12. https://collections.library.yale.edu/catalog/15825421.

APA, 6th edition

Jefferys, Thomas, -1771. (["BRBL_00695"])(1794 May 12)[Jamaica from the latest surveys / [cartographic material] / improved and engraved by Thomas Jefferys, Geographer to the King.]. https://collections.library.yale.edu/catalog/15825421.