1 1 10 Donny B.U Editor Alvidha Septianingrum Primary Author Deni Ahmad Additional Author Hary Styawan Additional Author Ige M Ashar Additional Author Indriyatno Banyumurti Additional Author Mardiana Additional Author Merry Magdalena Additional Author Rizki Ameliah Additional Author Ruli Khoiriyah Additional Author mixed material 9786025132414 Jakarta ICT Wtch-Indonesia 2018 8941f5905cae3fd72aadad1118155b5752c6972dd5758b64452470f6b0c9b86b.jpg