na INLIS000000000000551 20150204153737.0 140129 2005 jki ind 979-757-040-1 010-011400000000302 004.678 004.678 sop c Sopyan, Yayan Cara cerdik mencari informasi di internet / Yayan Sopyan Jakarta : Kawan Pustaka, 2005 viii, 172 hlm. : ilus. ; 21 cm INTERNET SUPUDES 4993/KPAD/DS/2012 0477/KPAD/DS/2015