Doyle. Secession as an International Phenomenon. University of Georgia Press.
Dyfyniad Arddull ChicagoDoyle. Secession as an International Phenomenon. University of Georgia Press.
Dyfyniad MLADoyle. Secession as an International Phenomenon. University of Georgia Press.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.