Gaya APA

ENERGY, D, O, M, A. (1999). MINING AND ENERGY YEARBOOK OF INDONESIA, 1998 . Jakarta: DEPARTEMENT OF MINES AND ENERGY.

Gaya MLA

ENERGY, DEPARTEMENT, OF, MINES, AND. "MINING AND ENERGY YEARBOOK OF INDONESIA, 1998". Jakarta: DEPARTEMENT OF MINES AND ENERGY, 1999. Textbook.