Παραπομπή σε μορφή APA (7η εκδ.)

Turk, C. (1985). Effective speaking: Communicating in speech (first edition.). E & FN SPON.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Turk, Christopher. Effective Speaking: Communicating in Speech. first edition. London: E & FN SPON, 1985.

Παραπομπή σε μορφή MLA (8th εκδ.)

Turk, Christopher. Effective Speaking: Communicating in Speech. first edition. E & FN SPON, 1985.