共 6 条
[1]
An Evaluationof the Cleveland Vouchers Program after two years. Paul Peterson,William Howell,&Jay Green. http://www.ksg.harvard.edu/pepg/ . 1999
[2]
Rising to the Challenge:TheEffect of School Choice on Public School in Milwaukee andSan Antonio. Jay Green,&Greg Forster. http://www.manhattan-institute.org/ . 2002