Dyfyniad APA

Azar, b. s. (1989). Understanding and using english grammar. Prentice Hall Regents.

Dyfyniad Arddull Chicago

Azar, betty schrampher. Understanding and Using English Grammar. Prentice Hall Regents, 1989.

Dyfyniad MLA

Azar, betty schrampher. Understanding and Using English Grammar. Prentice Hall Regents, 1989.

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