United Nations Environment and Development (World Commission) <br/><br/>
Our common future. 

 - Delhi  Oxford University Press       1987 
 - xviii,383p  cm. 
<br/><br/><label>Standard No.: </label>35956 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>X:(G:55).1'N83t, M7