TY  - GEN
T1  - IPS
A1  - Sutoyo
A1  - Agung, Leo
LA  - Indonesian
PP  - Jakarta
PB  - Pusat Perbukuan, Departemen Pendidikan Nasional
YR  - 2009
UL  - https://gei-testing-vufind.eww-server.de/Record/gei1809052467
KW  - Schulbuch
ER  -