Παραπομπή σε μορφή APA (7η εκδ.)

Iksan bin Matrais. (1972). Hydrogeology of the island of Lombok, Indonesia: (with hydrogeologic map at scale 1:400, 000). Geological Survey of Indonesia.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Iksan bin Matrais. Hydrogeology of the Island of Lombok, Indonesia: (with Hydrogeologic Map at Scale 1:400, 000). Bandung: Geological Survey of Indonesia, 1972.

Παραπομπή σε μορφή MLA (8th εκδ.)

Iksan bin Matrais. Hydrogeology of the Island of Lombok, Indonesia: (with Hydrogeologic Map at Scale 1:400, 000). Geological Survey of Indonesia, 1972.