Gaya APA
Mineral, K, E, D, S, D. (1999).
Information on International Coorperation in the Sector of Mines and Energy .
Jakarta:
Kementrian Energi Dan Sumber Daya Mineral.
Gaya MLA
Mineral, Kementrian, Energi, Dan, Sumber, Daya.
"Information on International Coorperation in the Sector of Mines and Energy".
Jakarta:
Kementrian Energi Dan Sumber Daya Mineral,
1999.
Text.