1. Postsecondary attainment, attendance, curriculum, and performance: Selected results from the NELS:88/2000 Postsecondary Education Transcript Study (PETS), 2000. (NCES 2003-394);Adelman,2003
2. Imposters: Six kinds of liar;Burton,2000
3. The causal effect of education on earnings;Card,1999
4. Trends in college pricing 2005;College Board,2005
5. The credential society;Collins,1979