Lanjutan Ekokes - Materi Pak Budiyono

Slide Part 2 

http://www.mediafire.com/?4glllc4be0xngt5

Slide Part 3 

http://www.mediafire.com/?daadf1lg23d5iwa

Slide Part 4 

http://www.mediafire.com/?11o9by5x2k5va7t

Slide Climate Change

http://www.mediafire.com/?c80qbdbhxcm6qsx