Dyfyniad APA

Gibbs, D. (1909). Elementary English grammar and composition. American Book.

Dyfyniad Arddull Chicago

Gibbs, David. Elementary English Grammar and Composition. New York: American Book, 1909.

Dyfyniad MLA

Gibbs, David. Elementary English Grammar and Composition. American Book, 1909.

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