1Geoffery D. Doherty. Towards Total Quality Management in higher education: A case study of the University of Wolverhampton[J] 1993,Higher Education(3):321~339
8Author: David Hompshire. The American school system Grades, school hours and terms, extract from Living and Working in America-Tth ed Copyright? [J]. Survival Books,2008(10):133-144.
9American Culture Preview----Recess [EB/OL]. US Academy online.
10Author= Ed. gov. Archived Retrieved. No Child I.eft Behind Act Is Working[DB/OL]. 2010-04-14.