Citazione Stile APA (7a Edizione)

Bender, P. (2001). Secrets of face to face communication.

Citazione stile Chigago Style (17a edizione)

Bender, Peter. Secrets of Face to Face Communication. Delhi, 2001.

Citatione MLA (9a ed.)

Bender, Peter. Secrets of Face to Face Communication. 2001.