Vitiello, D. (2013). Engineering Philadelphia: The Sellers family and the industrial metropolis. Cornell University Press.
Chicago-referens (17:e uppl.)Vitiello, Domenic. Engineering Philadelphia: The Sellers Family and the Industrial Metropolis. Ithaca, New York: Cornell University Press, 2013.
MLA-referens (9:e uppl.)Vitiello, Domenic. Engineering Philadelphia: The Sellers Family and the Industrial Metropolis. Cornell University Press, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.