00556nam a22001937a 4500 OSt 20251119094410.0 230217b |||||||| |||| 00| 0 eng d 9811363382 NRC 338.4 SIG Sigala, Marianna Big Data and Innovation in Tourism: Travel and Hospitality, Managerial Approaches, Techniques and Applications UK, Springer, 2019 xii, 223 p. ILL. 24 CM. Includes reference Rahimi, Roya ddc BK 4551 4551 0 0 ddc 0 0 NRC NRC 2023-02-17 12880.00 0 338.4 SIG *00030* 2023-02-17 200.00 2023-02-17 BK 0 0 ddc 0 0 NRC NRC 2023-02-17 12880.00 0 338.4 SIG *00031* 2023-02-17 200.00 2023-02-17 REF