TY  - GEN
AU  - Breen, Richard
TI  - Regression models: censored, sample selected, or truncated data
T2  - Quantitative Applications in the Social Sciences, 111
SN  - 0803957106
U1  - 300.72 
PY  - 1996///
CY  - California
PB  - Sage
KW  - SOCIAL SCIENCE
ER  -