na INLIS000000000002565 20161026082721.0 a ||| | 170609| ||| | 979-731-838-9 0010-011500000000568 005.269 RIY s Riyanto Sigit Step by step pengolahan citra digital 1 Yogyakarta Andi 2005 Komputer 0103/ban/kpad/2009