MLA

Kitchin, Thomas, d. 1784. A new map of the British Empire in Nth. America / drawn from the latest authorities by Thos. Kitchin, geor., hydrographer to His Majesty.. BRBL_00428. [1782]. https://collections.library.yale.edu/catalog/15604117.

APA, 6th edition

Kitchin, Thomas, d. 1784. (["BRBL_00428"])([1782])[A new map of the British Empire in Nth. America / drawn from the latest authorities by Thos. Kitchin, geor., hydrographer to His Majesty.]. https://collections.library.yale.edu/catalog/15604117.