APA aipamena

Helgesen, M., & Brown, S. (1995). Active listening: Introducing skills for understanding : student's book 1. Cambridge: Cambridge University Press.

Chicago Style aipamena

Helgesen, Marc, và Steven Brown. Active Listening: Introducing Skills for Understanding : Student's Book 1. Cambridge: Cambridge University Press, 1995.

MLA aipamena

Helgesen, Marc, và Steven Brown. Active Listening: Introducing Skills for Understanding : Student's Book 1. Cambridge: Cambridge University Press, 1995.