Base,Stephen Holmberg,Johan International institute for environmnet and development, London United Kingdom Timberlake,Llyod <br/><br/>
Defending the future  A Guide to sustainable development / Johan Holmberg, Stephen Base and Llyod Timberlake 

 - London  Earthscan publication ltd  1991 
 - 40p. 
<br/><br/><label>ISBN: </label>1853830992 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment<br/>Sustainable development