Hak, Tomas. <br/><br/>
Sustainability indicators : /  A scientific assessment / 
Hak, Tomas. 
 - London  Island Press  2007 
<br/><br/><label>ISBN: </label>9781597261302 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>Dewey Class. No.: </label>333.7  / HAK