Project Management and Sustainable Development PrinciplesRoland Gareis, Martina Huemann, André Martinuzzi, Claudia Weninger, Michal Sedlacko · First published 2013Open the Tome
Krone! Kurier!Roman Hummel, Karin Augusta, Claudia Palt, Peter Weninger, Günther Löschnigg, Heinz Wittmann · First published 1996Open the Tome
