Robert Plutchik Related books Emotion: A Psychoevolutionary Synthesis Addison-Wesley • 1980 Foundations of experimental research (Harper's experimental psychology series) Harper & Row • 1974 Foundations of Experimental Research (Harper's Experimental Psychology Series) Harper & Row • 1983 The Emotions, Revised Edition Univ Pr of Amer • 1991 The Psychology and Biology of Emotion (Comparative Government) Addison-Wesley • 1994