Kennzahlen zur Messung der Kundenzufriedenheit Operationalisierungsprobleme intrapersonaler Empfindungen Baierl, Ronny Heftet / 2008 / Tysk
Digital Entrepreneurship Interfaces Between Digital Technologies and Entrepreneurship Baierl, Ronny Heftet / 2020 / Engelsk
Digital Entrepreneurship Interfaces Between Digital Technologies and Entrepreneurship Baierl, Ronny Innbundet / 2019 / Engelsk
