Emotions and life perspectives from psychology, biology, and evolution nork Plutchik, Robert

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Foundations of experimental research nork Plutchik, Robert

Emotion a psychoevolutionary synthesis nork Plutchik, Robert

Emotion nork Plutchik, Robert

Programmed learning aid for emotion nork Plutchik, Robert

Foundations of experimental research nork Plutchik, Robert

Foundations of experimental research nork Plutchik, Robert

The emotions facts, theories, and a new model nork Plutchik, Robert