TY  - BOOK
AU  - Blalock H M Ed.
TI  - Causal models in panel and experimental designs
SN  - 0202303160
U1  - R17, M5 
PY  - 1985///
CY  - New York
PB  - Aldine Publishers U. S. A.     
KW  -  Philosophy
KW  - Logic-Scientific Method
N1  - Bibliography Chapterwise
ER  -