TY  - BOOK
AU  - Russell,Bertrand
TI  - Our knowledge of the external world : as a field for scientific method in philosophy
SN  - 9780415473774
U1  - 100 
PY  - 2010///
CY  - New York
PB  - Routledge
KW  - Philosophy
KW  - knowledge
N1  - Include index
ER  -