TY  - BOOK
AU  - Russell Bertrand
TI  - Our knowledge of the external world :  As a lield for scientific method in philosophy
SN  - 0 04 121008 5 (hbk)
U1  - R3xM72x, E4;L2 
PY  - 1972///
CY  - London
PB  - George Allen & Unwin Ltd. UK   
KW  - PHILOSOPHY
ER  -