Gaya APA

Gollner, I, E. (1915). Report Of The Results Of Mining Geologic Investigation On Pulau Laut . Bandung: Sub Direktorat Inventarisasi Panasbumi.

Gaya MLA

Gollner, Ir., E.R.D. "Report Of The Results Of Mining Geologic Investigation On Pulau Laut". Bandung: Sub Direktorat Inventarisasi Panasbumi, 1915. Batubara.