Gaya APA
Suwarna, N.
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Indonesian Journal On Geoscience : Vol. 4 No. 2, August 2017
(
4)
.
:
.
Gaya MLA
Suwarna, Nana.
"Indonesian Journal On Geoscience : Vol. 4 No. 2, August 2017".
4
:
,
.
Text.