Gaya APA

Prof.Dr.J.A.katili, . (1987). Detail work in the Long Bia and Long Laai areas,N.E.Kalimantan (exploration of parts of the Long Sului-Long Kujau lineament) . : Direction of Mineral Resource.

Gaya MLA

Prof.Dr.J.A.katili, . "Detail work in the Long Bia and Long Laai areas,N.E.Kalimantan (exploration of parts of the Long Sului-Long Kujau lineament)". : Direction of Mineral Resource, 1987. Logam.