Gaya APA

Mineral, D, S, D. (1975). Term of reference proposal for the further mineral exploration of sumatra north of the equator . Bandung: Direktorat Sumber Daya Mineral.

Gaya MLA

Mineral, Direktorat, Sumber, Daya. "Term of reference proposal for the further mineral exploration of sumatra north of the equator". Bandung: Direktorat Sumber Daya Mineral, 1975. Umum.