APA (7th ed.) Citation

Oatley, K., Keltner, D., & Jenkins, J. M. (2006). Understanding emotions (2. ed.). Blackwell.

Chicago Style (17th ed.) Citation

Oatley, Keith, Dacher Keltner, and Jennifer M. Jenkins. Understanding Emotions. 2. ed. Malden, MA: Blackwell, 2006.

MLA (9th ed.) Citation

Oatley, Keith, et al. Understanding Emotions. 2. ed. Blackwell, 2006.