Dyfyniad APA

Barnhart, C. L., & Barnhart, R. K. (1974). The world book dictionary. Chicago: London : Field Enterprises Educational.

Dyfyniad Arddull Chicago

Barnhart, Clarence L., και Robert K. Barnhart. The World Book Dictionary. Chicago: London : Field Enterprises Educational, 1974.

Dyfyniad MLA

Barnhart, 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.