REFERENCE
- Allaby, M (1998). Floods. Facts on File. ISBN 0-8160-3520-2.
- Balfour, E (1976). Encyclopaedia Asiatica: Comprising Indian Subcontinent, Eastern and Southern Asia. Cosmo Publications. ISBN 81-7020-325-2.
- Nash, JM (2002). El Niño: Unlocking the Secrets of the Master Weather Maker. Warner.
- "Land and Natural Resources". Terrain. Retrieved 6 June 2005.
- http:// en.wikipedia.org