APA (7th ed.) Citation

Kagan, J. (2007). What is emotion?: History, measures, and meanings. Yale University Press.

Chicago Style (17th ed.) Citation

Kagan, Jerome. What Is Emotion?: History, Measures, and Meanings. New Haven, Conn. ; London: Yale University Press, 2007.

MLA (9th ed.) Citation

Kagan, Jerome. What Is Emotion?: History, Measures, and Meanings. Yale University Press, 2007.