The world environment, 1972-1992: two decades of challenge 
edited by Mostafa K. Tolba and Others 
 - London  Chapman & Hall  1992 
 - 884p. 
<br/><br/><label>ISBN: </label>0415470004 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable development<br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>O91 W893t