Von Weizsacker, Ernst <br/><br/>
Factor four :  doubling wealth - halving resources use : a new report to the Club of Rome / 
Ernst von Weizsacker ... [et al.] 
 - Australia :  Allen & Unwin,  1997 
 - xxix, 322 p. :  ill. ;  22 cm. 
<br/><br/><label>ISBN: </label>1864484381 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic development<br/>Resource allocation<br/>Sustainable development