Okara, G. The voice: With an introduction by arthur ravenscroft. Heinemann.
Dyfyniad Arddull ChicagoOkara, Gabriel. The Voice: With an Introduction by Arthur Ravenscroft. London: Heinemann.
Dyfyniad MLAOkara, Gabriel. The Voice: With an Introduction by Arthur Ravenscroft. Heinemann.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.