Dilworth, T. (2013). Dilworth, Thomas, Papers. DigitalGeorgetown.
Dyfyniad Arddull ChicagoDilworth, Thomas. Dilworth, Thomas, Papers. Washington, D.C.: DigitalGeorgetown, 2013.
Dyfyniad MLADilworth, Thomas. Dilworth, Thomas, Papers. DigitalGeorgetown, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.