Gaya APA
Martini, H. (1956).
Preliminary Report On Geology And Mineral-Deposits For The Work To Be Carried Out In Indonesia .
Bandung:
Pusat Sumber Daya Geologi.
Gaya MLA
Martini, H.J..
"Preliminary Report On Geology And Mineral-Deposits For The Work To Be Carried Out In Indonesia".
Bandung:
Pusat Sumber Daya Geologi,
1956.
Encyclopaedia.