Dyfyniad APA

Kettle, A. (1972). Open university: William Blake. Open University Press.

Dyfyniad Arddull Chicago

Kettle, Arnold. Open University: William Blake. Milton Keynes: Open University Press, 1972.

Dyfyniad MLA

Kettle, Arnold. Open University: William Blake. Open University Press, 1972.

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