Article :

http://en.wikipedia.org/wiki/Green_computing (Thursday, 12 february 2009 11:08:37

http://books.google.co.id/books?id=a-7n-9HyqfsC&printsec=frontcover&dq=green+computing#PPA68,M1 (Monday, 9 February 200911.14)

Picture :

personal collection

http://explore.toshiba.com/images/showcase/green-recycle-img.jpg (Thursday, 12 February 2009 10:51:42)