AU  - Blank,Leland T.
AU  - Tarquin,Anthony J. 
TI  - Engineering economy
SN  - 007100131X
U1  - 658.152 BLA 
PY  - 1989///
CY  - Singapore
PB  - McGraw Hill
KW  - Engineering economy
KW  - Mühendislik ekonomisi
N1  - Includes bibliography(521-522 p.); Includes index(525-531 p.)
ER  -