Caldwell Lynton Keith. <br/><br/>
International environmental policy   Emergence and dimensions. Ed2. 

 -  1990 
<br/><br/><label>Standard No.: </label>71831 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>G:55.1'N8, N0