20 1 10 Rudiyanto Additional Author Thomson, Sue Additional Author Forster, Ian Additional Author Tim Penerjemah Additional Author mixed material 9789796624652 malang 2010 40 kegiatan mengungkap-rahasia, memecahkan kode, menangkap mata-mata untuk anak-anak Wiese, Jim Rudiyanto Aburiyati Shems, Ed Rachmad Isnanto Additional Author mixed material 047114620X Jakarta Timur azka mulia media 2005 Rudiyanto Additional Author Rahma Apsari Additional Author Brewer, Duncan Additional Author Silva Handayani Wijaya Additional Author mixed material 9795342150 Jakarta Timur azka mulia media 2003 Rudiyanto Additional Author Day, Trevor Additional Author Indriyati Wibisono, I Additional Author mixed material 9795342851 Jakarta Timur azka mulia media 2009 Barbara Rowlands ; pengalih bahasa, Rudiyanto dan Theresia Risa Davita ; penyunting bahasa, Nur\'ain Additional Author mixed material 9786028799089 Bandung 2010 Rudiyanto Additional Author Thomson, Sue Additional Author Rachmad Isnanto Additional Author Forster, Ian Additional Author mixed material 9789796624485 malang 2009 Rudiyanto Additional Author Uttley, Colin Additional Author ABURIYATI Additional Author Rizka Y Additional Author Didik Additional Author Wasi Dewanto Additional Author mixed material 9795342925 Jakarta Timur azka mulia media 2009 Rudiyanto Additional Author Morgan, Sally Additional Author mixed material 979534272X azka mulia media 2008 Rudiyanto Additional Author mixed material 9795344315 malang 2009 Slavin, Steve Additional Author Endang Additional Author Alimah Additional Author Rudiyanto Additional Author Ervina Yudha Kusuma Additional Author mixed material 0471042420 Jakarta Timur azka mulia media 2005