Griffiths, P. E. (1997). What emotions really are : the problem of psychological categories / Paul E. Griffiths: The problem of psychological categories. University of Chicago Press.
Chicago Style (17th ed.) CitationGriffiths, Paul E. What Emotions Really Are : The Problem of Psychological Categories / Paul E. Griffiths: The Problem of Psychological Categories. Chicago ; London: University of Chicago Press, 1997.
MLA (9th ed.) CitationGriffiths, Paul E. What Emotions Really Are : The Problem of Psychological Categories / Paul E. Griffiths: The Problem of Psychological Categories. University of Chicago Press, 1997.
Warning: These citations may not always be 100% accurate.