TY  - BOOK
AU  - Humphreys,Kenneth K.
TI  - Jelen`s cost and optimization engineering
SN  - 0-07-053646-5
U1  - 658.1552 
PY  - 1991///
CY  - U.S.A.
PB  - McGraw-Hill
N1  - BIBLIOTECA: UACH-FCQ
ER  -