6West,E. G. Education Vouchers in Practice and Principle: a World Survey [J]. World Bank Research Observer, 1997,(12): 83-103.
7Dohmen,Dieter. Vouchers in Higher Education-A Practical Approach [EB/OL].http://www.fibs-koeln.de.2000- 09/2002-12 -04.
8Levin,Henry M. Post-compulsory Entitlements: Vouchers for Life-long Learning [EB/OL]. http://www.ncspe.org. 2002-05/2002-12-04.
9Jongbloed,Ben & Jos Koelman. Vouchers for Higher Education [EB/OL]. http://www.ugc.edu.hk. 2000-06/2002 - 12 - 04.
10Industry Commission. Commonwealth of Australia. Industry Commission Submission to the Review of Higher Education Funding and Policy [M]. Canberra: Industry Commission, 1997. 133.