TY  - BOOK
AU  - Thuesen H G and others
TI  - Engineering economy
U1  - X0bD, K4;L1 
PY  - 1971///
CY  - NJ
PB  - Prentice Hall        
KW  - Economics I R T Engineering
N1  - Ed 3 by H G Thuesen and W JFabrvcky
ER  -