Bowles's Map of the Seat of War in New England ...
MLA
Bowles's Map of the Seat of War in New England ... Carington Bowles, 1776. https://collections.library.yale.edu/catalog/15604208.
APA, 6th edition
Bowles's Map of the Seat of War in New England ... (1776). [Maps]. Carington Bowles, https://collections.library.yale.edu/catalog/15604208.