TY  - BOOK
AU  -  Hansen,John R.
ED  -  United Nations.
TI  -  Guide to practical project appraisal : : social benefit-cost analys is in developing countries
PY  - 1978///
CY  -  New York : 
PB  -  United Nations, 
KW  -  Economic development projects
KW  -  Evaluation
N1  -  Includes index;  Bibliography : p. (115-117)
ER  -