204 1 10 Indrianti, Mirna Primary Author mixed material 9786235072418 Bandung CV. Yrama Widya 2025 cover_maestro_osn_olimpiade_sains_nasional_matematika_smp_mts.jpg Prajadinata, Azhar Primary Author Gunara, Gun Gun Pahala Primary Author mixed material 9786235071947 CV. Yrama Widya cover_maestro_osn_olimpiade_sains_nasional_ips_smp_mts.jpg Young Scientist Enterprise Primary Author mixed material 977021930000 Singapore Young Scientist Enterprise 2008 mixed material 9786028363273 Bandung Gebeka 2010 cover_pengetahuan_tentang_dinosaurus.jpg vol. 79 level 1 Young Scientist Enterprise Primary Author mixed material 983937480X Singapore Young Scientist Enterprise 2007 Young Scientist Enterprise Primary Author mixed material 9770219298000 Singapore Young Scientist Enterprise 2007 Young Scientist Enterprise Primary Author mixed material 9789831850629 Singapore Young Scientist Enterprise 2007 Young Scientist Enterprise Primary Author mixed material 977021930000 Singapore Young Scientist Enterprise 2008 Young Scientist Enterprise Primary Author mixed material 9789839374893 Singapore Young Scientist Enterprise 2007 Setyaningrum, Hesti Dwi Primary Author Saparinto, Cahyo Primary Author mixed material 9789790025813 Jakarta Timur PENEBAR SWADAYA 2017 cover_jahe.jpg