BronchoskopieIngrid Dobbertin, Lutz Freitag, Kaid Darwiche, Germann Ott, Martin Kohlhäufl, Hermann Ingerl · First published 2012Open the Tome
MittelstandsforschungStephan Schoning, Ingrid Ott, Jorg Richter, Dirk Nissen · First published 2004Open the Tome
Fokus MittelstandChristine Fischer, Dirk Nissen, Ingrid Ott, Stephan Schoning · First published 2003Open the Tome
