Gaya APA
Supriatna, U.
(2022).
Super Master OSN (Olimpiade Sains Nasional) IPS SMP/MTs
.
Bandung:
Yrama Widya.
Gaya MLA
Supriatna, Upi.
"Super Master OSN (Olimpiade Sains Nasional) IPS SMP/MTs".
Bandung:
Yrama Widya,
2022.
Text.