Gaya APA
Simanjutak, H., Simandjuntak, T. (2000).
Kalimantan diamond the prospect and potential of placer diamond and the possibility of primary diamond occurrences .
Bandung:
Direktorat Sumber Daya Mineral.
Gaya MLA
Simanjutak, H.R.Wilher., Simandjuntak, T.O..
"Kalimantan diamond the prospect and potential of placer diamond and the possibility of primary diamond occurrences".
Bandung:
Direktorat Sumber Daya Mineral,
2000.
Text.