APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

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