APA-referens (7:e uppl.)

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

Chicago-referens (17:e uppl.)

Helgesen, Marc, och Steven Brown. Active Listening: Introducing Skills for Understanding, Student's Book. Nueva York: Cambridge University, 1995.

MLA-referens (9:e uppl.)

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