Barnhart, C. L., & Barnhart, R. K. (1974). The world book dictionary. Chicago ; London: Field Enterprises Educational.
Dyfyniad Arddull ChicagoBarnhart, Clarence L., και Robert K. Barnhart. The World Book Dictionary. Chicago ; London: Field Enterprises Educational, 1974.
Dyfyniad MLABarnhart, Clarence L., και Robert K. Barnhart. The World Book Dictionary. Chicago ; London: Field Enterprises Educational, 1974.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.