Helgesen, M., & Brown, S. (1999). Active listening: Introducing skills for understanding. Cambridge University Press.
芝加哥风格引文Helgesen, Marc, 与 Steven Brown. Active Listening: Introducing Skills for Understanding. Cambridge [England] ; New York, NY: Cambridge University Press, 1999.
MLA引文Helgesen, Marc, 与 Steven Brown. Active Listening: Introducing Skills for Understanding. Cambridge University Press, 1999.
警告:这些引文格式不一定是100%准确.