Ele, E. 493/7.2.2: ESF-Project 'Coalition'.
Dyfyniad Arddull ChicagoEle, El. 493/7.2.2: ESF-Project 'Coalition'.
Dyfyniad MLAEle, El. 493/7.2.2: ESF-Project 'Coalition'.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.
Ele, E. 493/7.2.2: ESF-Project 'Coalition'.
Dyfyniad Arddull ChicagoEle, El. 493/7.2.2: ESF-Project 'Coalition'.
Dyfyniad MLAEle, El. 493/7.2.2: ESF-Project 'Coalition'.