| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Facial Action Coding System/Investigator's Guide-Part 1/6701 | 978-99936-26-61-9 | 1993 | Paul Ekman |
| Giù la maschera. Come riconoscere le emozioni dall'espressione del viso | 978-88-09-05227-7 | 2007 | " |
| Unmasking the Face | 978-0-89106-024-6 | 1984 | " |
| Unmasking the Face: A Guide to Recognizing Emotions From Facial Expressions | 978-1-883536-36-7 | 2003 | " |
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