TY  - BOOK
AU  - Maddala G S
TI  - Limited-dependent and qualitative variables in eco
T2  - Econometroc Society monographs in quantitative economics, 3
U1  - X:(B), M3/TD 
PY  - 1983///
CY  - Cambridge
PB  - Cambridge University Press        
KW  - Mathematics Economics
ER  -