MLA

Mitchell, John, 1711-1768. A map of the British and French dominions in North America : with the roads, distances, limits, and extent of the settlements, humbly inscribed to the Right Honourable the Earl of Halifax, and the other Right Honourable the Lords Commissioners for Trade &. [1755]. https://collections.library.yale.edu/catalog/15830728.

APA, 6th edition

Mitchell, John, 1711-1768. ([1755])[A map of the British and French dominions in North America : with the roads, distances, limits, and extent of the settlements, humbly inscribed to the Right Honourable the Earl of Halifax, and the other Right Honourable the Lords Commissioners for Trade &]. https://collections.library.yale.edu/catalog/15830728.