Gaya APA

Mines, M, O, M, A, E, D, G, O. (1987). Feasibility Study Volume IV Transportation . Bandung: Ministry of Northern Development and Mines.

Gaya MLA

Mines, MInistry, Of, MInes, And, Energy, Directorate, General, Of. "Feasibility Study Volume IV Transportation". Bandung: Ministry of Northern Development and Mines, 1987. Batubara.