TY  - BOOK
AU  - Kalavathy, S
TI  - Operation Research
SN  - 9789325963474
U1  - 658.4038 KAL(OPE)Ed4  
PY  - 2023///
CY  - New Delhi
PB  - Vikas Publishing House PVT.LTD.
KW  - OPERATION  MANAGEMENT
N1  - Includes index
ER  -