Wirtz, B. W. (2020). Digital Business Models. 1st ed. Springer International Publishing.
Trích dẫn kiểu ChicagoWirtz, Bernd W. Digital Business Models. 1st Ed. Springer International Publishing, 2020.
MLA CitationWirtz, Bernd W. Digital Business Models. 1st Ed. Springer International Publishing, 2020.
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