United Nations. Industrial Development Organisation, Vienna <br/><br/>
Guide to practical project appraisal  ; social benefit, cost analysis in developing countries / 

 - New York:  Oxford University Press,  1978 
 - viii, 121p. Index, Bibl. Tables 
 - Project formulation and evaluation series ; 3 .
<br/><br/><label>Dewey Class. No.: </label>658.404  / Un58.GP