ISBNs beginnend mit 978-3-944708-xx-xRobert G. Wittmann × Business Design InnovationHow to set entrepreneurial spirit free and drive your business toward successRobert G. WittmannZIELSoftcover2016 Strategy Design InnovationHow to create business success using a systematic toolboxRobert G. WittmannZIELSoftcover201929,80 €