Guide to Practical Project Appraisal 

 - New York  United Nations  1978 
 - 121  No  19 
<br/><br/>
<br/><br/><label>ISBN: </label>Nil 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business Communication
<br/><br/><label>Dewey Class. No.: </label>658/U58g