TY  - BOOK
AU  - John Cohen
TI  - Psychological Probability or the art of doubt
SN  - 0-04-150040-7
U1  - 150 
PY  - 1972///
CY  - London
PB  - George Allen & Unwin Limited
N1  - John Cohen: Psychological Probability or the art of doubt.  London.  George Allen & Unwin Limited, 1972. 0-04-150040-7--(150COH)
ER  -