TY  - BOOK
AU  - Nowak Stefan
TI  - Understanding and prediction:  Essays in the method   
T2  - Synthese library
SN  - 9027705585
U1  - Sigma b4, L6 
PY  - 1976///
CY  - Holland
PB  - D Reidel         
KW  - Social Science
ER  -