Cita APA

Helgesen, M., & Brown, S. (1994). Active listening: Building skills for understanding : student's book. Cambridge [England] ; New York: Cambridge University Press.

Chicago Style Citation

Helgesen, Marc., i Steven Brown. Active Listening: Building Skills for Understanding : Student's Book. Cambridge [England] ; New York: Cambridge University Press, 1994.

Cita MLA

Helgesen, Marc., i Steven Brown. Active Listening: Building Skills for Understanding : Student's Book. Cambridge [England] ; New York: Cambridge University Press, 1994.