Gaya APA

M.E., F, G, M. (1918). REPORT ON THE RESULTS OF THE GEOLOGICAL AND MINING SURVEY OF THE TANDJOENG COALFIELDS . Bandung: Direktorat Batubara.

Gaya MLA

M.E., F., G, MANNHARDTH,. "REPORT ON THE RESULTS OF THE GEOLOGICAL AND MINING SURVEY OF THE TANDJOENG COALFIELDS". Bandung: Direktorat Batubara, 1918. Batubara.