Cornish, G. (2002). Copyright in a week. Hodder & Stoughton.
Dyfyniad Arddull ChicagoCornish, Graham. Copyright in a Week. Oxon: Hodder & Stoughton, 2002.
Dyfyniad MLACornish, Graham. Copyright in a Week. Hodder & Stoughton, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.