Gaya APA
Suwarna, N. (2018).
Indonesian Journal On Geoscience : Vol. 5 No. 3, August 2018 .
Bandung:
Indonesian Journal on Geocience.
Gaya MLA
Suwarna, Nana.
"Indonesian Journal On Geoscience : Vol. 5 No. 3, August 2018".
Bandung:
Indonesian Journal on Geocience,
2018.
Text.