omarE_+citation

Citation

1. Holt, Rinehart and Winston. Introduction to Matter. United States of America: Harrycourt, 2002. 2. EPA Government. 2/4/08. <[|http://www.epa.gov/rpdweb00/images/ruthbohr.jpg>.] 3. Lenntech. 2/4/08.< [|http://www.lenntech.com/Periodic-chart-elements/Mg-en.htm>.] Magnesium home