1. American Association of University Women Educational Foundation. Girls in the Middle: Working to Succeed in School. Washington D.C. 1996; www.aauw.org. American Association of University Women Educational Foundation. Girls in the Middle: Working to Succeed in School. Washington D.C. 1996; www.aauw.org.
2. Entertainment Software Association. Essential Facts about the Computer and Video Game Industry: 2005 Sales Demographics and Usage Data. Washington D.C 2005; www.theesa.com/files/2005EssentialFacts. pdf. Entertainment Software Association. Essential Facts about the Computer and Video Game Industry: 2005 Sales Demographics and Usage Data. Washington D.C 2005; www.theesa.com/files/2005EssentialFacts. pdf.
3. Occupational employment projections to 2014;Hecker D;Monthly Labor Review,2005
4. Lowering the barriers to programming