المؤلفون: Schumacher, Friedrich-Wilhelm, Schumacher, Heinz-Günter, Flanhardt, Michael, Acimas, Andreas, Platz, Karlfried
الإتاحة: http://www.dmg-lib.org/dmglib/handler?docum=40978009
المؤلفون: Flanhardt, Michael, Platz, Karlfried, Gröning, Manfred, Schumacher, Heinz-Günter, Bernhardt, Gerd, Heinrich, André, Acimas, Andreas
الإتاحة: http://www.dmg-lib.org/dmglib/handler?docum=40540009
URL الوصول: https://www.europeana.eu/item/2020801/dmglib_handler_docum_40978009?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCa
URL الوصول: https://www.europeana.eu/item/2020801/dmglib_handler_docum_40540009?utm_source=api&utm_medium=api&utm_campaign=YuvuWBeCa