James M. O'Toole, «Passing: Race, Religion, and the Healy Family, 1820-1920», Proceedings of the Massachusetts Historical Society, vol.108, , p.1–34 (ISSN0076-4981, lire en ligne, consulté le )
James M. O'Toole, «Passing: Race, Religion, and the Healy Family, 1820-1920», Proceedings of the Massachusetts Historical Society, vol.108, , p.1–34 (ISSN0076-4981, lire en ligne, consulté le )