Dyfyniad APA

Webster, W. F., & Cooley, A. W. (1909). The essentials of grammar and composition. Houghton, Mifflin Company.

Dyfyniad Arddull Chicago

Webster, W. F., and Alice Woodworth Cooley. The Essentials of Grammar and Composition. Boston ; New York [etc.]: Houghton, Mifflin Company, 1909.

Dyfyniad MLA

Webster, W. F., and Alice Woodworth Cooley. The Essentials of Grammar and Composition. Houghton, Mifflin Company, 1909.

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