APA Style

Quarterly report on gold exploration DU 230, DU 325, Paleleh-Sumalata, Sulawesi Utara dan Tengah 18th quarterly report April-June 1990. (1990). Bogor: BHP-Utah Sulawesi Inc..

Chicago Style

Quarterly report on gold exploration DU 230, DU 325, Paleleh-Sumalata, Sulawesi Utara dan Tengah 18th quarterly report April-June 1990. . Bogor: BHP-Utah Sulawesi Inc., 1990. Text.

MLA Style

Quarterly report on gold exploration DU 230, DU 325, Paleleh-Sumalata, Sulawesi Utara dan Tengah 18th quarterly report April-June 1990. . Bogor: BHP-Utah Sulawesi Inc., 1990. Text.

Turabian Style

Quarterly report on gold exploration DU 230, DU 325, Paleleh-Sumalata, Sulawesi Utara dan Tengah 18th quarterly report April-June 1990. Bogor: BHP-Utah Sulawesi Inc., 1990. Print.