APA (7. basım) Alıntı

Okara, G. The voice: With an introduction by arthur ravenscroft. Heinemann.

Chicago Style (17. basım) Atıf

Okara, Gabriel. The Voice: With an Introduction by Arthur Ravenscroft. London: Heinemann.

MLA (9th ed.) Atıf

Okara, Gabriel. The Voice: With an Introduction by Arthur Ravenscroft. Heinemann.