TY  - BOOK
AU  - Maddala, G. S
TI  - Introduction to econometrics: second edition 
SN  - 978-0-02-374545-4
U1  - 330.015195 MAD 
PY  - 1992///
CY  - New York
PB  -  Macmillan Publishing Compay
KW  - Econometrics
ER  -