3 1 20 Panduan Guru dan Orang Tua Chris Dukes Primary Author Maggie Smith Primary Author Febrianti Ika Dewi Primary Author Apri Widiastuti Primary Author mixed material 9789790620667 Jakarta Indeks 2009 Cara_menangani_anak.jpeg Gagasan dan Strategi Febrianti Ika Dewi Primary Author Gavin Reid Primary Author Hartati Widiastuti Primary Author mixed material 9789796839094 Jakarta Indeks 2009 Memotivasi_siswa.jpeg Stella Ernest Illustrator Dewi Widiastuti Primary Author mixed material 9789790749238 Jakarta Bhuana Ilmu Populer 2012 jangan_jorok_dong.jpeg