5 1 10 Juliana Simbolon Primary Author Fandri Siburian Primary Author Febri Giola Jusanta Pinem Primary Author mixed material 9786230227165 Yogyakarta Deepublish 2021 119.jpeg.jpeg Hotman Simbolon Primary Author mixed material 9789797563806 Yogyakarta Graha Ilmu 2009 Sudarsono Primary Author Lanita Winata Primary Author Herry Maridjo Primary Author Johanes Ndahu Primary Author Simbolon Primary Author Eddy Hariadi Primary Author mixed material 9795114123 Jakarta Gramedia Pustaka Utama 1992 Imran Hasibuan Primary Author Effendi MS Simbolon Primary Author Muhammad Yamin Primary Author mixed material 9789792662085 Jakarta Gramedia 2009 Hubungan Pengetahuan Teoritis dan Intervensi Pendidikan Bagi Penyandang Autis Theo Peeters Primary Author Oscar H. Simbolon Translator mixed material 9795236881 Jakarta Dian Rakyat 2004