Παραπομπή σε μορφή APA (7η εκδ.)

Timm, P. R. (1993). Basics of oral communication: Skills for career and personal growth. South-Western Pub.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Timm, Paul R. Basics of Oral Communication: Skills for Career and Personal Growth. Cincinnati: South-Western Pub, 1993.

Παραπομπή σε μορφή MLA (9th εκδ.)

Timm, Paul R. Basics of Oral Communication: Skills for Career and Personal Growth. South-Western Pub, 1993.