Gaya APA

Simangunsong, H. (2011). Laporan Joint Inventory of Georesources Data in Border Areas of Indonesia (Kalimantan) and Malaysia (Sabah-Sarawak) . Bandung: Pusat Sumber Daya Geologi.

Gaya MLA

Simangunsong, Hotma. "Laporan Joint Inventory of Georesources Data in Border Areas of Indonesia (Kalimantan) and Malaysia (Sabah-Sarawak)". Bandung: Pusat Sumber Daya Geologi, 2011. Deskwork.