Cita APA (7a ed.)

Hoppe, M. H. (2006). Active Listening: Improve Your Ability to Listen & Lead. Center for Creative Leadership.

Cita Chicago Style (17a ed.)

Hoppe, Michael H. Active Listening: Improve Your Ability to Listen & Lead. Center for Creative Leadership, 2006.

Cita MLA (8a ed.)

Hoppe, Michael H. Active Listening: Improve Your Ability to Listen & Lead. Center for Creative Leadership, 2006.