Single Happy :D
ÃûâŸ2200ϵ Ç°ÃæÕ¹Íû Öв¿¹úëH¿Õ¸Û?ÐÂÎè×Ó(2205F)
ëŠÜ‡¤ÇGO£¡Ãû¹ÅÎÝ⟵À¾Ž¡¡È®É½¾€
http://www.mediafire.com/?1x5j45e7va9e5
http://tokoh-ilmuwan-penemu.blogspot.com/2010/04/pembagian-zaman-geologi.html
http://www.scribd.com/doc/49072303/TOKOH-GEOLOGI