TY  - BOOK
AU  - United Kingdom. Ministry of Overseas Development
TI  - A Guide to the economic appraisal of projects in developing countries
PY  - 1977///
CY  - London
PB  - Her Majesty's Stationery Office
UR  - http://krc.clri.res.in:80/cgi-bin/koha/opac-detail.pl?biblionumber=6985
ER  -