Spears, R. A. (2000). NTC's compact English dictinonary. Illinois: NTC Publishing Group.
Dyfyniad Arddull ChicagoSpears, Richard A. NTC's Compact English Dictinonary. Illinois: NTC Publishing Group, 2000.
Dyfyniad MLASpears, Richard A. NTC's Compact English Dictinonary. Illinois: NTC Publishing Group, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.