Dyfyniad APA

Grove, G. A., & Parkhurst, C. C. (1939). English elements and principles (Rev. ed.). Prentice-Hall, Inc.

Dyfyniad Arddull Chicago

Grove, Glen Arnold, and Charles Chandler Parkhurst. English Elements and Principles. Rev. ed. New York, Chicago [etc.]: Prentice-Hall, Inc, 1939.

Dyfyniad MLA

Grove, Glen Arnold, and Charles Chandler Parkhurst. English Elements and Principles. Rev. ed. Prentice-Hall, Inc, 1939.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.