TY  - BOOK
AU  - Ajdukiewicz,K  .
AU  - Skolimowski ,H  .
AU  - Quinton,A..
TI  - Problems & theories of philosophy / 
SN  - 0521099935
U1  - 101 
PY  - 1973///
CY  - Cambridge : 
PB  - Cambridge University Press , 
KW  - PHILOSOPHY-THEORY
N1  - NULL
ER  -