Dyfyniad APA

CORNISH, T., & HORNCASTLE, B. (1991). Central news: Activity book 2. Oxford Univ. Press.

Dyfyniad Arddull Chicago

CORNISH, Tony, and Bill HORNCASTLE. Central News: Activity Book 2. New York: Oxford Univ. Press, 1991.

Dyfyniad MLA

CORNISH, Tony, and Bill HORNCASTLE. Central News: Activity Book 2. Oxford Univ. Press, 1991.

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