Frank Thelen
Frank Thelen has written at least 2 books. Their most popular book is Frank Thelen – Die Autobiografie: Startup-DNA – Hinfallen, aufstehen, die Welt verändern with 2 saves with an average rating of 4.5⭐.
Frank Thelen has written at least 2 books. Their most popular book is Frank Thelen – Die Autobiografie: Startup-DNA – Hinfallen, aufstehen, die Welt verändern with 2 saves with an average rating of 4.5⭐.
