TY  - BOOK
AU  - Raj, Baldev 
AU  - Ullah., Aman 
TI  - Econometrics: a varying coefficients approach 
U1  - 330.028 
PY  - 1981///
CY  - London : 
PB  - Croom Helm, 
KW  -  Econometrics.
N1  - Includes indexes
ER  -