1. Ali AY (1946) The Holy Koran. Translation and commentary. Islamic Propogation Centre International
2. Dawood NJ (1990) The Koran Penguin Classics, ISBN 0-14-044558-7
3. Dawson C (1912) The origin of earthquakes. Cambridge University Press
4. de Voltaire FMA (1911) Poem on the Lisbon earthquake or an examination of the axiom ‘All is Well’ (trans: McCabe J). Watts hand Co, London
5. Hartwig G (1887) Volcanoes and earthquakes. Longmans Green and Co, London