4Germany's Vocational Education at a glance Published by:Fed- eral Ministry of Education and Research (BMBF),Germany 2003.
5Pedro Cordova, Francoise Gerard, Africa Melis, Ken Nixon and Willi Rumpker Teachers and trainers in vocational training Volume 1: Germany, Spain, France and the United Kingdom Published by CEDEFOP - European Centre for the Development of Vocational Training Jean Monnet House,Berlin 1993.
6Johannes Magenheim, Sigrid Schubert (eds.): Informatics and student assessment-Concepts of Empirical Research and Standardisation of Measurement in the Area of Didactics of Informatics, GI- Dagstuhl-Seminar 2004. Geseltschaft ftir Informatik, Boon: 2004.
7Gerhard Kohn (eds.): Compatibility of vocational qualification systems-strategies for a fiature demand-oriented development co- operation in vocational education and training. Berlin: 2000.