TY  - BOOK
AU  - Gupta, Premkumar .
AU  - Hira, D.S. .
TI  - Problems in Operations Research: Principles and Solutions
U1  - 311 
PY  - 1997///
CY  - New Delhi
PB  - S. Chand & Company
KW  - Statistics-Operations Research
KW  - Operations Research
KW  - G-Statistics
ER  -