Research Design: Qualitative, Quantitative, and Mixed Methods ...
John W. Creswell
Produktionsplanung und -steuerung
Dieter Hartrampf
Qualitative Research & Evaluation Methods: Integrating Theory ...
Michael Quinn Patton
Mathematics Applied to Engineering and Management
Mangey Ram and S. B. Singh
The Email Fortress - Secure your Inbox, Protect Your Privacy
Gavin Phillips
Einführung in die Kreislaufwirtschaft: Planung -- Recht -- Verfahren
Martin Kranert