APA Style

indonesian journal on geoscience vol 1 no 2. (2014). NULL: geological agency.

Chicago Style

indonesian journal on geoscience vol 1 no 2. NULL. NULL: geological agency, 2014. Text.

MLA Style

indonesian journal on geoscience vol 1 no 2. NULL. NULL: geological agency, 2014. Text.

Turabian Style

indonesian journal on geoscience vol 1 no 2. NULL: geological agency, 2014. Print.