TY  - BOOK
AU  - Kelejian,Harry  H., Oates,  Wallace  E.
AU  - x
TI  - Introduction  to econometrics: Principles  and  applications
SN  - x
U1  - 330.1543/KEI 
PY  - 1981///
CY  - N , Y
PB  - Harper  ,and  Row.
KW  - Mathematical  Economics
KW  - Economics
ER  -