APA-referens (7:e uppl.)
Breakthrough listening: Essential skills for improving communication and cooperation in your workplace. Kantola Production.
Chicago-referens (17:e uppl.)
Breakthrough Listening: Essential Skills for Improving Communication and Cooperation in Your Workplace. Mill Valley, California: Kantola Production.
MLA-referens (9:e uppl.)
Breakthrough Listening: Essential Skills for Improving Communication and Cooperation in Your Workplace. Kantola Production.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.