Benham's New Haven city directory
MLA
Patten, James Madison, and John Hall Benham. Benham's New Haven City Directory. New Haven: J.N. Benham, 1846-1880
APA, 7th edition
Patten, J. Madison, & Benham, J. Hall. (1846-1880). Benham's New Haven city directory. New Haven: J.N. Benham
Chicago, 17th edition
Patten, James Madison., and John Hall Benham. Benham's New Haven city directory. 5 vols. New Haven: J.N. Benham, 1846-1880