Helgesen, M. (1999). Active listening: Expanding understanding through content. New York: Cambridge University.
Style de citation ChicagoHelgesen, Marc. Active Listening: Expanding Understanding Through Content. New York: Cambridge University, 1999.
Style de citation MLAHelgesen, Marc. Active Listening: Expanding Understanding Through Content. New York: Cambridge University, 1999.
Attention : ces citations peuvent ne pas être correctes à 100%.