TY  - BOOK
AU  - Gupta, C. B.
AU  - Dwivedi, P. K.
AU  - Yadav, Sunil Kumar.
TI  - Operations research
SN  - 9789384588496
U1  - 016.6585 23
PY  - 2023///
CY  - New Delhi
PB  - I. K. International Pvt. Ltd., 
N1  - Includes index (p. 473-475)
ER  -