2Tomas Korpi and Antje Mertens. Training system and labor mobil- ity.a comparison between Germany and Sweden. See Scand. J. ofEconoics 105 (4) ,597 - 617,2003.
3荣艳红.《美国联邦职业技术教育立法研究》,河北大学教育学院2008年版,第136页.
4Walter R. Heinz. Youth transitions and employment in Germany. see ISSJ 164/2000 (UNESCO 2000 ). Published by Blackwell Publishers.
5Niall O' Higgins, The challenge of youth unemployment, Inter- national Social Security Review, vol. 50,4/1997.
6Michele Tirabosch, Prodctive Employment and the Evolution of Training contract in Italy, The international journal of compara- tive labour law and industrial relations, 2006, vol 22/4,635 - 649.