Josephson, M. (1992). Edison: A biography. New York, NY: Jon Wiley & Sons.
Dyfyniad Arddull ChicagoJosephson, Mathew. Edison: A Biography. New York, NY: Jon Wiley & Sons, 1992.
Dyfyniad MLAJosephson, Mathew. Edison: A Biography. New York, NY: Jon Wiley & Sons, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.