Dyfyniad APA

Paul Roberts. (1964). English syntax: A book of programmed lessons. New York: Harcourt, Brace and World.

Dyfyniad Arddull Chicago

Paul Roberts. English Syntax: A Book of Programmed Lessons. New York: Harcourt, Brace and World, 1964.

Dyfyniad MLA

Paul Roberts. English Syntax: A Book of Programmed Lessons. New York: Harcourt, Brace and World, 1964.

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