TY  - BOOK
AU  - Griffiths,William E
AU  - Hill,R Carter
AU  - Judge,George G
TI  - Learning and practicing econometrics 
SN  - 9780471513643
U1  - 330.015195 22
PY  - 1993///
CY  - New York 
PB  - John Wiley
ER  -