TY  - BOOK
AU  - Gupta,P.K.
AU  - Mohan, Man 
TI  - Problems in operations Research
U1  - 003 21
PY  - 1980/// [Repriented 1992]
CY  - New Delhi
PB  - Sultan Chand & Sons Educational Publishers
KW  - Operations research
KW  - Problems, exercises, etc
ER  -