TY  - BOOK
AU  - Wagmer, Harvey, M. 
TI  - Principles of Operations research 
SN  - 81-203-0162-5 
U1  - 003 WAG  
PY  - 2001///
CY  - Prentice hall of india 
PB  - New Delhi 
KW  - OPERATION RESEARCH
ER  -