Guidance on green ICT procurement / 
International Telecommunication Union  
 - Geneva :  International Telecommunication Union ;  c2012. 
 - ii, 22 p. :  ill. ;  30 cm  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Climate change 
<br/><br/><label>Dewey Class. No.: </label>658.7