APA-referens (7:e uppl.)
Hoppe, M. H. (2006). Active listening: Improve your ability to listen and lead. Center for Creative Leadership.
Chicago-referens (17:e uppl.)
Hoppe, Michael H. Active Listening: Improve Your Ability to Listen and Lead. Greensboro, N.C.: Center for Creative Leadership, 2006.
MLA-referens (9:e uppl.)
Hoppe, Michael H. Active Listening: Improve Your Ability to Listen and Lead. Center for Creative Leadership, 2006.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.