Dyfyniad APA

Werner, P. K. (2007). Interactions 2: Grammar. New York: McGraw-Hill Contemporary.

Dyfyniad Arddull Chicago

Werner, Patricia K. Interactions 2: Grammar. New York: McGraw-Hill Contemporary, 2007.

Dyfyniad MLA

Werner, Patricia K. Interactions 2: Grammar. New York: McGraw-Hill Contemporary, 2007.

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