TY  - BOOK
AU  - Wagner,Harvey M.
TI  - Principles of Operations Research: With Applications to Managerial Decisions 
SN  - 8120301625
AV  - HD20.5 .W34 2000
PY  - 2000///
CY  - New Delhi
PB  - Prentice-Hall of India،
KW  - Operations research
ER  -