TY  - BOOK
AU  - RISKIYANTO
AU  - Lutfia Richa Ayu Mustika
AU  - Rona Arinal Haq
TI  - New Insight OSN olimpiade Sains Nasional IPS SMP/MTs 
SN  - 978-602-05-3089-5
U1  - 300. 
PY  - 2024///
CY  - Jakarta
PB  - Grasindo 
KW  - 0
KW  - Grade 7-9
N2  - Berisi soal, analisis dan Pembahasan OSN IPS SMP
ER  -