Global environment outlook GEO4 :  environment for development. 

 - Nairobi :  United Nations Environment Programme,  2007. 
 - xxxi, 540p. 
<br/><br/> Errata slip inside front cover.  Available online at: http://www.unep.org/geo/geo4/report/GEO-4_Report_Full_en2.pdf 
<br/><br/><label>ISBN: </label>9789280728361 (pbk.) 9789280728729 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy--International cooperation.<br/>Environmental protection--International cooperation.<br/>Global environmental change.<br/>Sustainable development.