Pramudjono, Pramudjono and Utoyo, Bambang and Samodro, Samodro and Helena, Helena and Wahyuningsih, Eny and Satuwi, Satuwi and Winarni, Sri and Kariyono, Kariyono and Sutrisno, Bejo and Suprihatin, Sri and Nor Kamalia, Siti and Sugiharto, Sugiharto and Mariyati, Mariyati and Istiwidati, Istiwidati and Idrus, Idrus and Suratmi, Suratmi (2012) Borneo Jurnal Ilmu Pendidikan LPMP Kalimantan Timur Vol. VI, No. 2, Desember 2012. Direktorat Jenderal Pendidikan Dasar dan Menengah, Samarinda. ISBN 18583105