APA Style
Ivey, Joel. (1991).
PT. Natarang Mining Lampung Project: Exploration of Block II Umpu Area Lampung, October 1991 .
Jakarta:
PT. Natarang Mining.
Chicago Style
Ivey, Joel.
PT. Natarang Mining Lampung Project: Exploration of Block II Umpu Area Lampung, October 1991.
Jakarta:
PT. Natarang Mining,
1991.
Text.
MLA Style
Ivey, Joel.
PT. Natarang Mining Lampung Project: Exploration of Block II Umpu Area Lampung, October 1991.
Jakarta:
PT. Natarang Mining,
1991.
Text.
Turabian Style
Ivey, Joel.
PT. Natarang Mining Lampung Project: Exploration of Block II Umpu Area Lampung, October 1991.
Jakarta:
PT. Natarang Mining,
1991.
Print.