APA Style
Frederik, Alexander. ().
Perkembangan production sharing contract .
:
.
Chicago Style
Frederik, Alexander.
Perkembangan production sharing contract .
:
,
.
.
MLA Style
Frederik, Alexander.
Perkembangan production sharing contract .
:
,
.
.
Turabian Style
Frederik, Alexander.
Perkembangan production sharing contract .
:
,
.
.