Gaya APA
Djumhani, . (1971).
Geological Features Of Some Mineral Occurrences In Flores Island .
Bandung:
Pusat Sumber Daya Geologi.
Gaya MLA
Djumhani, .
"Geological Features Of Some Mineral Occurrences In Flores Island".
Bandung:
Pusat Sumber Daya Geologi,
1971.
Logam.