APA Style
Ackermann, K. J. (1973).
The RBI exploration programme, 1970 - 1972: PT Riotinto Bethlehem Indonesia .
[Padang]:
PT. Riotinto Bethlehem Indonesia.
Chicago Style
Ackermann, K. J.
The RBI exploration programme, 1970 - 1972: PT Riotinto Bethlehem Indonesia.
[Padang]:
PT. Riotinto Bethlehem Indonesia,
1973.
Text.
MLA Style
Ackermann, K. J.
The RBI exploration programme, 1970 - 1972: PT Riotinto Bethlehem Indonesia.
[Padang]:
PT. Riotinto Bethlehem Indonesia,
1973.
Text.
Turabian Style
Ackermann, K. J.
The RBI exploration programme, 1970 - 1972: PT Riotinto Bethlehem Indonesia.
[Padang]:
PT. Riotinto Bethlehem Indonesia,
1973.
Print.