| 1. | Facilities management and development for tourism, hospitality and events / Ahmed Hassanien, Crispin DaleAutor: Hassanien, Ahmed Data Publicação: 2013 Coautor: Dale, Crispin COTA(S): 14965 |  | |
| 2. | The UK tour-operating industry : a competitive analysis / Crispin DaleAutor: Dale, Crispin |  | |