TY  - BOOK
AU  - Breen Richard
TI  - Regression models:  Censored, sample selected or truncated data   
T2  - Quantitative Applications in the social sciences, 111
U1  - B280bE, N6 
PY  - 1996///
CY  - London
PB  - Sage          
KW  - Statistics
N1  - Bibliography: P76-79
ER  -