Environmental monitoring and reporting by enterprises. 

 - New  Delhi UN        2007 
 - "viii,29p."  cm. 
<br/><br/><label>ISBN: </label>9789211169706 
<br/><br/><label>Standard No.: </label>180268 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"X:(G:55).P07, P7/UN"