A plan of the City of New York and its environs ... John Montresor Engineer.
MLA
A Plan of the City of New York and Its Environs ... John Montresor Engineer. John Montresor, 1766. https://collections.library.yale.edu/catalog/15761106.
APA, 6th edition
A plan of the City of New York and its environs ... John Montresor Engineer. (1766). [Maps]. John Montresor, https://collections.library.yale.edu/catalog/15761106.