Gaya APA

Enterprices, D, O, M, A, C. (2005). Informasi pengusahaan mineral dan batubara; information on minerals and coal enterprises . : .

Gaya MLA

Enterprices, DIRECTOR, Of, Minerals, And, Coal. "Informasi pengusahaan mineral dan batubara; information on minerals and coal enterprises". : , 2005. Laporan.