TY  - BOOK
AU  - Gupta, Prem Kr .
TI  - Problems in Operation Research Principles and Solutions
SN  - 81-219-0966-6
U1  - 310 
PY  - 2007///
CY  - New Delhi
PB  - S Chand & Co Ltd
KW  - Operation Research
KW  - G-Statistics
ER  -