TY  - BOOK
AU  - Swalm,Ralph O.
AU  - 
TI  - Engineering economic analysis: a future wealth approach 
SN  - 0471842168
PY  - 1984///
CY  - New York
PB  - John Wiley & Sons
KW  - Engineering economy
N1  - Accompanied by: Probability assessment aid; Bibliography: p.267-268
ER  -