Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Benner, Dietrich and Kemper, Herwart",Staatliche Schulreform und Schulversuche in SBZ und DDR,,"Beltz Verlag,UTB",2005,Uni-Taschenbücher,,"3825282813,3407253664",,https://cir.nii.ac.jp/crid/1130282272462183936