2019 W: Tourism, Hospitality and Digital Transformation: Strategic Management Aspects. Innovation and Technology Horizons / Thorsten Merkle, Vanessa Ratten, Kayhan Tajeddini; London: Routledge, s. 1-29
2019 W: Tourism, Hospitality and Digital Transformation: Strategic Management Aspects. Innovation and Technology Horizons / Thorsten Merkle, Vanessa Ratten, Kayhan Tajeddini; London: Routledge, s. 1-29