Gaya APA

Dieckmann, D, W. (1920). Preliminary Report On Various Problems Concerning Iron-Ore Deposits And Coal Beds In The South-Estern Division Of kalimantan . Jakarta: Pusat Sumber Daya Geologi.

Gaya MLA

Dieckmann, Dr., W.. "Preliminary Report On Various Problems Concerning Iron-Ore Deposits And Coal Beds In The South-Estern Division Of kalimantan". Jakarta: Pusat Sumber Daya Geologi, 1920. Logam.