TY  - BOOK
AU  - Hansen, John R.
TI  - Guide to practical project appraisal: social benefit cost analysis in developing countries
U1  - 338.91 
PY  - 1978///
CY  - New York
PB  - Oxford & IBH Publishing co. Pvt. Ltd.
KW  - Social science
KW  - Economic development project - Evaluation, Cost ettectiveners
ER  -