00000nam a2200000 a 4500 20251203090643.0 658.404 _ United Nations Industrial development Organizations Guide to practical project appraisal: Social benefit-cost analysis in developing countries New Delhi Oxford & IBH Publications 1978 viii,121p. 22 cm. Project formulation and Evaluation series 3 Project appraisal-Social & cost, developing countries ENG _ 12487 C 16677 LIBSS C 15196 15196 0 0 0 0 PU PU 1998-04-09 0 658.404 _ 12487 2014-03-24 BK 0 0 0 0 PU PU 1998-06-25 0 658.404 _ 16677 BK