Florian Rustler
Florian Rustler has written at least 4 books. Their most popular book is Denkwerkzeuge der Kreativität und Innovation with 2 saves with an average rating of 5⭐.
Florian Rustler has written at least 4 books. Their most popular book is Denkwerkzeuge der Kreativität und Innovation with 2 saves with an average rating of 5⭐.