Reference

Jabatan Hal Ehwal Awam. Petronas Dan Industri Petroleum Malaysia. Malaysia: Percetakan Orkid Sdn Bhd, 1984.

Toh Kim Kau. "Pembentukan Petroleum Secara Semulajadi". Bantuan Studi Lengkap Formula Bestari SPM Kimia Tingkatan 4&5. Malaysia: Sasbadi Sdn Bhd, 2000, pp167-170

Jabatan Hal Ehwal Awam Kumpulan. Industri Petroleum Di Malaysia. Malaysia: Jabatan Hal Ehwal Awam Kumpulan, 1 Mei 1988.

Information at PETROSAINS Gallery, Level 4, Suria KLCC, 50088 Kuala Lumpur.

Permissions

Rock images at /C001408/rocks.htm from PETROSAINS Gallery, Level 4, Suria KLCC, 50088 Kuala Lumpur. Letter of permission from PETROSAINS.

Drill images at /C001408/drilling/ from Petronas Dan Industri Petroleum Malaysia, Jabatan Hal Ehwal Awam. Malaysia: Percetakan Orkid Sdn Bhd, 1984. Letter of permission from PETRONAS.

Petroleum Platform images at /C001408/exploration from Petronas Dan Industri Petroleum Malaysia, Jabatan Hal Ehwal Awam. Malaysia: Percetakan Orkid Sdn Bhd, 1984. Letter of permission from PETRONAS.