TY  - BOOK
AU  - Premkumar Gupta
AU  - D S Hira
TI  - Operations Research,Ed5
SN  - 0000080246
U1  - 510 
PY  - 2010///
CY  - New Delhi
PB  - S Chand
KW  -  Research,Ed5
KW  - Mathematics(510)
KW  - Operations
ER  -