APA-viite (7. p.)

Helgesen, M., Brown, S., & Smith, D. Active listening. expanding. Understanding through content (3a ed.).

Chicago-viite (17. p.)

Helgesen, Marc, Steven Brown, ja Dorolyn Smith. Active Listening. Expanding. Understanding Through Content. 3a ed.

MLA-viite (8. p.)

Helgesen, Marc, et al. Active Listening. Expanding. Understanding Through Content. 3a ed.