TY  - BOOK
T1  - Laughter :a scientific investigation /
DA  - 2000.
CY  - New York :
AU  - Provine, Robert R.
CN  - BF575.L3
CN  - BF575.L3
PB  - Viking,
PP  - New York :
PY  - 2000.
ID  - 242927
KW  - Laughter
SN  - 0670893757
TI  - Laughter :a scientific investigation /
ER  -