Wergland. Sisters in the Faith. University of Massachusetts Press.
Dyfyniad Arddull ChicagoWergland. Sisters in the Faith. University of Massachusetts Press.
Dyfyniad MLAWergland. Sisters in the Faith. University of Massachusetts Press.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.