TY  - BOOK
AU  - Wooldridge, Jeffrey M
TI  - Introductory econometrics : a modern approach [4th ed.]
SN  - 9788131516737
U1  - 330.015195 
PY  - 2013///
CY  - New Delhi
PB  - Cengage Learning
KW  - Economics
KW  - HS624
ER  -