TY  - BOOK
AU  - Popper Karl R
TI  - Logic of scientific discovery
U1  - R17, K9/TD1;2 
PY  - 1968///
CY  - London
PB  - Hutchinson U. K.        
KW  -  Philosophy
KW  - Logic-Scientific Method
N1  - Appendix: p 285-464
ER  -