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040 _aNITIL
_cNITIL
082 _221st
_a339.42
_bU58G
110 _aUnited Nations Industrial Development Organization (Vienna)
245 0 _aGuide to practical project appraisal
_bsocial benefit-cost analysis in developing countries
260 _aNew York
_bUnited Nations
_c1978
300 _aviii, 121p.
440 _aProject formulation and evaluation series; no.3
650 _aCost effectiveness; Developing Countries-Economic conditions
942 _cBKS
999 _c21392
_d21392