Gaya APA
Suwarna, N, E, A. (2007).
Jurnal Geologi Indonesia: Indonesian Journal of Geology Vol. 2 No.3, September 2007 .
Bandung:
Badan Geologi.
Gaya MLA
Suwarna, Nana, Et, Al.,.
"Jurnal Geologi Indonesia: Indonesian Journal of Geology Vol. 2 No.3, September 2007".
Bandung:
Badan Geologi,
2007.
Text.