Webster, Ken, <br/><br/>
Circular economy :  a wealth of flows / 
Ken Webster. 
 - 2nd edition 
 - xv,201 pages :  illustrations ;  25 cm. 
<br/><br/>References : page 196-199. 
<br/><br/><label>ISBN: </label>9780992778460  RM182.00  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable development.<br/>Environmental economics.