SpringerLink (Online service), Cantoni, L., & Xiang, Z. (2013). Information and Communication Technologies in Tourism 2013: Proceedings of the International Conference in Innsbruck, Austria, January 22-25, 2013. Springer Berlin Heidelberg : Imprint: Springer.
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Lorenzo Cantoni, και Zheng Xiang. Information and Communication Technologies in Tourism 2013: Proceedings of the International Conference in Innsbruck, Austria, January 22-25, 2013. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 2013.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Information and Communication Technologies in Tourism 2013: Proceedings of the International Conference in Innsbruck, Austria, January 22-25, 2013. Springer Berlin Heidelberg : Imprint: Springer, 2013.
