Hopken, W., & Gretzel, U. L. (2009). Information and communication technologies in tourism 2009: Proceedings of the International conference in Amsterdam, the Netherlands, 2009. Springer-Verlag/Wein.
Styl ChicagoHopken, Wolfram.,ed, a Ulrike.,ed. Law Gretzel. Information and Communication Technologies in Tourism 2009: Proceedings of the International Conference in Amsterdam, the Netherlands, 2009. Netherlands: Springer-Verlag/Wein, 2009.
Citace podle MLAHopken, Wolfram.,ed, a Ulrike.,ed. Law Gretzel. Information and Communication Technologies in Tourism 2009: Proceedings of the International Conference in Amsterdam, the Netherlands, 2009. Springer-Verlag/Wein, 2009.
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