Παραπομπή σε μορφή APA (7η εκδ.)

Empson, W. (1995). Seven types of ambiguity. Penguin Books in association with Chatto and Windus.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Empson, William. Seven Types of Ambiguity. Harmondsworth, Middlesex: Penguin Books in association with Chatto and Windus, 1995.

Παραπομπή σε μορφή MLA (8th εκδ.)

Empson, William. Seven Types of Ambiguity. Penguin Books in association with Chatto and Windus, 1995.