Conn, S. (2006). Metropolitan Philadelphia: Living with the presence of the past. University of Pennsylvania Press.
Citazione stile Chigago Style (17a edizione)Conn, Steven. Metropolitan Philadelphia: Living with the Presence of the Past. Philadelphia: University of Pennsylvania Press, 2006.
Citatione MLA (9a ed.)Conn, Steven. Metropolitan Philadelphia: Living with the Presence of the Past. University of Pennsylvania Press, 2006.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.