Dyfyniad APA

Campbell, R., & Clandfield, L. (2012). Owl hall: Pre-intermediate level. London: Macmillan Education.

Dyfyniad Arddull Chicago

Campbell, Robert., và Lindsay Clandfield. Owl Hall: Pre-intermediate Level. London: Macmillan Education, 2012.

Dyfyniad MLA

Campbell, Robert., và Lindsay Clandfield. Owl Hall: Pre-intermediate Level. London: Macmillan Education, 2012.

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