Gaya APA

Widasaputra, S. et al (1986). Preliminary Report On MELAWI RIVER PROJECT-WEST KALIMANTAN Orientation Survey May 1986 . Bandung: Pusat Sumber Daya Geologi.

Gaya MLA

Widasaputra, S.. et al. "Preliminary Report On MELAWI RIVER PROJECT-WEST KALIMANTAN Orientation Survey May 1986". Bandung: Pusat Sumber Daya Geologi, 1986. Logam.