1. | Destination Unknown : how U.S. and European Travelers decide where to go 2013 / John DiStefano, Lorraine Sileo, Marcello GasdiaAutor: DiStefano, John Data Publicação: 2014 Coautor: SILEO, Lorraine | ||
2. | European Traveler Technology Survey 2014 / Marcello Gasdia [et al.]Autor: Gasdia, Marcello; Juman, David Data Publicação: 2014 Coautor: Airoldi, Donna M. Col.autor: Phocuswright, Inc. |