APA Style
Rumusan standar prosedur investasi mineral dn batubara. (2002).
:
.
Chicago Style
Rumusan standar prosedur investasi mineral dn batubara.
.
:
,
2002.
.
MLA Style
Rumusan standar prosedur investasi mineral dn batubara.
.
:
,
2002.
.
Turabian Style
Rumusan standar prosedur investasi mineral dn batubara.
:
,
2002.
.