Ayres, Robert U. <br/><br/>
Industrial ecology :  towards closing the materials cycle / 
Robert U. Ayres and Leslie W. Ayres ; with contributions by Paola Frankl ... [et al.] 
 - Cheltenham, UK :  E. Elgar,  1996 
 - xxv, 379 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 333-348) and indexes 
<br/><br/><label>ISBN: </label>1858983975  RM409.21 
<br/><br/><label>LCCN: </label>96-000923 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial ecology