Griffiths, Paul, 1962- What emotions really are the problem of psychological categories / [electronic resource] : Paul E. Griffiths. - Chicago, Ill. : University of Chicago Press, 1997. - 1 online resource. - Science and its conceptual foundations . Includes bibliographical references and index. ISBN: 9780226308722 9780226308760 (electronic bk.) Subjects--Topical Terms: Emotions. LC Class. No.: BF511 / .G75 1997