TY  - BOOK
AU  - Freedman, David A
AU  - Collier,David Ed.
AU  - Sekhon,Jasjeet S Ed.
TI  - Statistical models and causal inference: dialogue with the sociall sciences
SN  - 9780521123907
U1  - 519.5 
PY  - 2010///
CY  - New Delhi
PB  - Cambridge university press
N1  - includes bibliographical references and index
ER  -