Guide to practical project appraisal :   social benefit-cost analysis in developing countries / 
United Nations Industrial Development Organization. 
 - New Delhi :  OXFORD & IBH PUBLISHING CO. ;  1978. 
 - viii, 121 p. :  ill;  18 cm. 
<br/><br/> Include index. 
<br/><br/><label>Dewey Class. No.: </label>658.404  / GUI 1978