Cita APA

Helgesen, M. (1999). Active listening: Expanding understanding through content. New York: Cambridge University.

Chicago Style Citation

Helgesen, Marc. Active Listening: Expanding Understanding Through Content. New York: Cambridge University, 1999.

Cita MLA

Helgesen, Marc. Active Listening: Expanding Understanding Through Content. New York: Cambridge University, 1999.

Atenció: Aquestes cites poden no estar 100% correctes.