BIBB / ReferNet Germany – VET in Europe – 2016 Country Report https://www.bibb.de/dienst/publikationen/de/9016?referrer=%2Fdienst%2Fpublikationen%2Fde%2Fsuche%3Fpublication_search_result_voe%255BfreeTextSearch%255D%3D_author%3A1819%26publication_search_result_voe%255BentriesPerPage%255D%3D10%26publication_search_result_voe%255Bsorting%255D%3Dnewest_desc
Bonn 2017 Kopieren Hippach-Schneider, U. & Huismann