Manual for the preparation of industrial feasibility studies. 

 - New  york UN USA       1978 
 - 258p.  cm. 
<br/><br/><label>Standard No.: </label>153944 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X9:75fg, L8/UN"