Hoppe, M. H. (2006). Active listening: Improve your ability to listen and lead. Center for Creative Leadership.
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Cita Chicago (17th ed.)
Hoppe, Michael H. Active Listening: Improve Your Ability to Listen and Lead. Greensboro, N.C.: Center for Creative Leadership, 2006.
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Cita MLA (9th ed.)
Hoppe, Michael H. Active Listening: Improve Your Ability to Listen and Lead. Center for Creative Leadership, 2006.
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