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Gretzel, Ulrike.

Overview
Works: 1 works in 0 publications in 0 languages
Titles
Social media in travel, tourism and hospitality : = theory, practice and cases / by: Gretzel, Ulrike.; Sigala, Marianna.; Christou, Evangelos. (Language materials, printed)
Information and communication technologies in tourism 2010 = proceedings of the International Conference in Lugano, Switzerland, February 10-12, 2010 / by: Gretzel, Ulrike.; SpringerLink (Online service); Fuchs, Matthias.; International Conference on Information and Communication Technologies in Tourism ((2010 :); Law, Rob. (Language materials, printed)
Information and Communication Technologies in Tourism 2008 = Proceedings of the International Conference in Innsbruck, Austria, 2008 / by: Gretzel, Ulrike.; Hopken, Wolfram.; O'Connor, Peter.; SpringerLink (Online service); ENTER Conference ((2008 :) (Language materials, printed)
 
 
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