Cite

A new map of the United States of America ... by John Cary, Engraver.

MLA

A New Map of the United States of America ... by John Cary, Engraver. J. Cary, 1806. https://collections.library.yale.edu/catalog/15604138.

APA, 6th edition

A new map of the United States of America ... by John Cary, Engraver. (1806). [Maps]. J. Cary, https://collections.library.yale.edu/catalog/15604138.