Gaya APA

IAGI, . (1992). Proceedings Theme Geology for Human Survival : Sedimentology, Paleontology, Stratigraphy Geodynamics, Magmatism, Vulcanology Geohydrology, Engineering & Enviromental Geology (Volume 2). Yogyakarta: Indonesian Association of Geologists (IAGI).

Gaya MLA

IAGI, . "Proceedings Theme Geology for Human Survival : Sedimentology, Paleontology, Stratigraphy Geodynamics, Magmatism, Vulcanology Geohydrology, Engineering & Enviromental Geology". Volume 2 Yogyakarta: Indonesian Association of Geologists (IAGI), 1992. Text.