Gaya APA

Sciences, I, I, O. (1969). Bulletin of National Institute of Geology and Mining Bandung Vol. 2 No. 3 December 1969 . Bandung: Indonesian Institute of Sciences.

Gaya MLA

Sciences, Indonesian, Institute, Of. "Bulletin of National Institute of Geology and Mining Bandung Vol. 2 No. 3 December 1969". Bandung: Indonesian Institute of Sciences, 1969. Text.