Facial action coding system. Investigator's guide : Paul Ekman ; Wallace V. Friesen
| Prif Awduron: | , |
|---|---|
| Fformat: | Llyfr |
| Iaith: | German |
| Cyhoeddwyd: |
Palo Alto, Calif. :
Consulting Psychologists Pr.,
1978
|
| Disgrifiad Corfforoll: | 42 S. |
|---|