"Algeria Disasters Stats, NationMaster." 2011. <http://www.nationmaster.com/country-info/profiles/Algeria/Disasters>.
"Algeria Disasters Stats", NationMaster [Internet]. 2011. Avaliable from: <http://www.nationmaster.com/country-info/profiles/Algeria/Disasters>.
"Algeria Disasters Stats", NationMaster. Avaliable at: nationmaster.com. Assessed 2011.