1. Silverman, R. E. Light, J. Generation Jobless: Students Pick Easier Majors Despite Less Pay.The Wall Street Journal, November 9,2011,http://online.wsj.com/article/SB10001424052970203733504577026212798573518.html(accessed 04/16/2012).
2. Thibodeau, P. Obama: We don’t have enough engineers. A look at the numbers behind the president’s call for 10,000 new engineers in the U.S.ComputerWorld, June 14,2011,http://www.computerworld.com/s/article/9217624/Obama_We_don_t_have_enough_engineers_(accessed 04/16/2012).
3. Drew, C. Why Science majors Change Their Minds (It’s Just So Darn Hard).The New York Times, November 4,2011.
4. Lederman, D. Teaching is Key to Producing More Science Graduates, U.S. Says.Inside Higher Education, February 8,2012.