@book {9783451806872, title = "Bildung braucht Beziehung", isbn = "9783451806872", url = "http://www.content-select.com/index.php?id=bib_view&ean=9783451806872", url = "https://content-select.com/de/portal/media/view/55950ff2-1464-4e13-938a-3810b0dd2d03", publisher = "Verlag Herder", }