12 1 30 Ratna Hapsari Primary Author mixed material 9786232666917 jakarta Erlangga 2024 WhatsApp_Image_2025-08-07_at_10.06.00.jpeg.jpeg Ratna Hapsari Primary Author mixed material 9786232666818 jakarta Erlangga 2024 WhatsApp_Image_2025-08-07_at_10.06.02.jpeg.jpeg Hani Amalia Hendrajatin dan Ratna Aryani Primary Author mixed material 9786022444312 jakarta Pusat Kurikulum dan Perbukuan Kem. Pendidikan, kebudayaan, Riset dan Teknologi 2021 WhatsApp_Image_2022-01-13_at_07.50.01_%283%29.jpeg.jpeg Ayuk Ratna Puspaningsih Primary Author mixed material 9786022443803 jakarta Pusat Kurikulum dan Perbukuan Badan Penelitian dan Pengembangan dan Perbukuan Kementerian Pendidikan 2021 ipa.png.png Ratna Rima Melati Primary Author mixed material 9786021865125 Indonesia Aksara Sinergi Media 2012 Kamus+Geografi.jpg Ratna Hapsari Primary Author mixed material 9786024344436 Indonesia Erlangga 2018 Sejarah++Indonesia+Kelas+X+.jpg Ratna Hapsari Primary Author mixed material 9786022987420 Indonesia Erlangga 2016 Sejarah+Indonesia+Kelas+X+Jilid+1.jpg Wendi Widia Ratna Dewi Primary Author mixed material 9792805963 Indonesia Intan Parawira 2009 Sintaksis+Bahasa+Indonesia.jpg Wendi Widia Ratna Dewi Primary Author mixed material 9792806120 Indonesia Intan Parawira 2009 Morfologi+Bahasa+Indonesia+.jpg Ratna Rima Melati Primary Author mixed material 9786021865118 Indonesia Aksara Sinergi Media 2012 Kamus+Biologi.jpg Ratna Primary Author mixed material 9786028320450 Indonesia 11-058+KIMIA+JILID+2+SMK.png Ratna Primary Author mixed material 9786028320450 Indonesia 10-017+KIMIA+JILID+1+Untuk+SMK.jpg