TY  - BOOK
AU  - James Lawernce R
TI  - Causal analysis :  assumptions models and data
T2  - Studying orginisations ; innevationns in methodology; 1
U1  - S.f, M2 
PY  - 1982///
CY  - London
PB  - Sage Pub      
KW  - PSYCHOLOGY
ER  -