کتاب های Ralf Knackstedt
![Planung koordinierter Wertschöpfungspartnerschaften](http://cdn.ketabkoo.com/covers/10/1087754-n.jpg)
Planung koordinierter Wertschöpfungspartnerschaften
Jörg Becker, Torben Bernhold, Ralf Knackstedt, Martin Matzner (eds.), 2017![The Interior Design Business Handbook](http://cdn.ketabkoo.com/covers/10/1035110-n.jpg)
The Interior Design Business Handbook
Mary V. Knackstedt, 2012![The Interior Design Business Handbook: A Complete Guide to Profitability](http://cdn.ketabkoo.com/covers/16/1673792-n.jpg)
The Interior Design Business Handbook: A Complete Guide to Profitability
Mary V. Knackstedt, 2012![The Challenge of Interior Design: Professional Value and Opportunities](http://cdn.ketabkoo.com/covers/16/1692755-n.jpg)