TY  - BOOK
AU  - Kalavathy, s
TI  - Operations research
U1  - 658.4034 K124O(4) 
PY  - 2015///
CY  - Noida
PB  - Vikas Publishing House
N1  - 2252 14/01/2016 HBD15/1543 30/01/2016 Main Budget
ER  -