Dyfyniad APA

Riley, K., & Parker, F. English grammar, prescriptive, descriptive, generative, performance.

Dyfyniad Arddull Chicago

Riley, Kathryn, and Frank Parker. English Grammar, Prescriptive, Descriptive, Generative, Performance.

Dyfyniad MLA

Riley, Kathryn, and Frank Parker. English Grammar, Prescriptive, Descriptive, Generative, Performance.

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