Gaya APA

Suhala, S. (1999). Asean Regional Depelopment Center for Mineral Resources No. 6 March 1999 (Maret 1999). Bandung: MINISTRY OF MINES AND ENERGY.

Gaya MLA

Suhala, Supriatna. "Asean Regional Depelopment Center for Mineral Resources No. 6 March 1999". Maret 1999 Bandung: MINISTRY OF MINES AND ENERGY, 1999. Text.