APA Style
Jurnal Geologi Indonesia Vol 7 no 3 September 2012. (2012).
NULL:
geological agency.
Chicago Style
Jurnal Geologi Indonesia Vol 7 no 3 September 2012.
NULL.
NULL:
geological agency,
2012.
Text.
MLA Style
Jurnal Geologi Indonesia Vol 7 no 3 September 2012.
NULL.
NULL:
geological agency,
2012.
Text.
Turabian Style
Jurnal Geologi Indonesia Vol 7 no 3 September 2012.
NULL:
geological agency,
2012.
Print.