TY  - BOOK
AU  - Premkumar Gupta
AU  - D.S.Hira
TI  - Problems in Operations Research,Ed4:Principles and Solutions
SN  - 0000107843
U1  - 510 
PY  - 2015///
CY  - New Delhi
PB  - S.Chand
KW  -  Problems
KW  -  Research,Ed4:Principles
KW  -  Solutions
KW  - Mathematics(510)
KW  - Operations
ER  -