What has the author Michael Embach written?

Michael Embach has written:

'Das Ada-Evangeliar' -- subject(s): Ada Gospels, Bible, Carolingian Illumination of books and manuscripts, Medieval Illumination of books and manuscripts, Evangeliaries, Pictorial works

'Glanz des Mittelalters' -- subject(s): Catalogs, Facsimiles, Manuscripts, Manuscripts, Medieval, Medieval Manuscripts, Theology

'Das Lutherbild Johann Gottfried Herders' -- subject(s): Religion, Influence