TY  - BOOK
AU  - Birnbaum Ian
TI  - Introduction to causal analysis in socoliogy
U1  - #:(B28), M1 
PY  - 1981///
CY  - London
PB  - Macmillan       
KW  - SOCIAL SCIENCES
N1  - Bibliography p 160--163; Appendix p 137--159
ER  -