Warner, S. B. (1987). The private city: Philadelphia in three periods of its growth. Philadelphia: University of Pennsylvania Press.
Παραπομπή Chicago StyleWarner, Sam Bass. The Private City: Philadelphia in Three Periods of Its Growth. Philadelphia: University of Pennsylvania Press, 1987.
Παραπομπή MLAWarner, Sam Bass. The Private City: Philadelphia in Three Periods of Its Growth. Philadelphia: University of Pennsylvania Press, 1987.
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