SpringerLink (Online service), Ricci, F., Cantoni, L., & Fuchs, M. (2012). Information and communication technologies in tourism 2012: Proceedings of the international conference in Helsingborg, Sweden, January 25-27, 2012. Springer Vienna.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service), Francesco Ricci, Lorenzo Cantoni, और Matthias Fuchs. Information and Communication Technologies in Tourism 2012: Proceedings of the International Conference in Helsingborg, Sweden, January 25-27, 2012. Vienna: Springer Vienna, 2012.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSpringerLink (Online service), et al. Information and Communication Technologies in Tourism 2012: Proceedings of the International Conference in Helsingborg, Sweden, January 25-27, 2012. Springer Vienna, 2012.
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