TY  - BOOK
AU  - Ekman,Paul
TI  - Darwin and facial expression: a century of research in review 
SN  - 0122367502
PY  - 1973///
CY  - New York
PB  - Academic Press
KW  - Darwin, Charles, 1809
KW  - Facial expression
N1  - Includes bibliographies
ER  -