State of the world 2001 : a Worldwatch Institute Report on progress toward a sustainable society / 
Lester Brown..... [ et al. ]. 
 -  Earthscan  2001. 
<br/><br/>9364 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development.
<br/><br/><label>LC Class. No.: </label>HD82  / Sta.