Citazione Stile APA (7a Edizione)

Lumsden, G., & Lumsden, D. L. (1996). Communicating with credibility and confidence. Wadsworth Pub.

Citazione stile Chigago Style (17a edizione)

Lumsden, Gay, e Donald L. Lumsden. Communicating with Credibility and Confidence. Belmont, Calif: Wadsworth Pub, 1996.

Citatione MLA (9a ed.)

Lumsden, Gay, e Donald L. Lumsden. Communicating with Credibility and Confidence. Wadsworth Pub, 1996.