Griffin, M. I. J. Letter, To: The Members of St. Elizabeth's Beneficial Society, No. 558 I.C.B.U. From: Martin I J Griffin, [n.d.].
Dyfyniad Arddull ChicagoGriffin, Martin I. J. Letter, To: The Members of St. Elizabeth's Beneficial Society, No. 558 I.C.B.U. From: Martin I J Griffin, [n.d.].
Dyfyniad MLAGriffin, Martin I. J. Letter, To: The Members of St. Elizabeth's Beneficial Society, No. 558 I.C.B.U. From: Martin I J Griffin, [n.d.].
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.