APA (7th ed.) Citation

Hess, U., & Philippot, P. (2007). Group dynamics and emotional expression. Cambridge University Press.

Chicago Style (17th ed.) Citation

Hess, Ursula, and Pierre Philippot. Group Dynamics and Emotional Expression. Cambridge ; New York: Cambridge University Press, 2007.

MLA (9th ed.) Citation

Hess, Ursula, and Pierre Philippot. Group Dynamics and Emotional Expression. Cambridge University Press, 2007.