TY  - BOOK
AU  - Newnan, Donald G.
AU  - Levelle, Jerome P.
TI  - Essentials of Engineering Economic Analysis 
SN  - 1576450287
U1  - 658.15 
PY  - 1998///
CY  - Austin, Texas : 
PB  - Engineering Press, 
KW  - Engineering Economy
N1  - YY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/1-57645-028-7.pdf
ER  -