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Ryan Agusta Wiratama
On Blogger since June 2013
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My blogs
Materi Kompetensi Kurikulum 2013 Sekolah Dasar / Madrasah Ibtidayah
Ryan Agusta
Koleksi Soal-soal Online
Soal-soal Ujian Nasional
Angkutan Umum di Indonesia
About me