O'Reilly, R. M. (1867). Letter, To: Robert O'Reilly, October 30, 1867.
Dyfyniad Arddull ChicagoO'Reilly, Robert M. Letter, To: Robert O'Reilly, October 30, 1867. 1867.
Dyfyniad MLAO'Reilly, Robert M. Letter, To: Robert O'Reilly, October 30, 1867. 1867.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.