Vaux, R. (1872). Brief sketch of the origin and history of the State penitentiary for the Eastern district of Pennsylvania, at Philadelphia. McLaughlin Brothers, printers.
Chicago-referens (17:e uppl.)Vaux, Richard. Brief Sketch of the Origin and History of the State Penitentiary for the Eastern District of Pennsylvania, at Philadelphia. Philadelphia: McLaughlin Brothers, printers, 1872.
MLA-referens (8:e uppl.)Vaux, Richard. Brief Sketch of the Origin and History of the State Penitentiary for the Eastern District of Pennsylvania, at Philadelphia. McLaughlin Brothers, printers, 1872.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.