6 1 20 Dara Retno Wulan Primary Author Rasfaniwaty Primary Author mixed material 9786022448778 Surakarta Pusat Kurikulum dan Perbukuan 2021 Matematika-BG-KLS-I-cover.png.png Dara Retno Wulan Primary Author Rasfaniwaty Additional Author mixed material 9786022448778 Surakarta Pusat Kurikulum dan Perbukuan 2021 Matematika-BS-KLS-I-cover.png.png Triani Retno A Primary Author mixed material 9786023672356 Bandung Muffin Graphics 2016 Retno Translator mixed material PT Prestasi Pustakaraya 2000 Retno Sulistyowati Primary Author mixed material 9793842431 Surabaya Trubus Agrisarana 2006 kisah para pengajar muda di pelosok negeri Pengajar Muda Primary Author Ikhdah Henny Editor Retno Widyastuti Editor mixed material 9786028811576 Yogyakarta Bentang 2012