Dyfyniad APA

(2002). Interaction access: Listening/Speaking. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Interaction Access: Listening/Speaking. New York: McGraw-Hill, 2002.

Dyfyniad MLA

Interaction Access: Listening/Speaking. New York: McGraw-Hill, 2002.

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