1.		Price competitiveness of holiday destinations : costs for european travellers / by Anthony Edwards Autor: Edwards, Anthony Data Publicação: 1993 Co col. autor sec.: EIU COTA(S): 5442.1; 5442.2
2.		Overview : Comparative analysis 34 european cities / by Amsterdam Tourist Office [e] KPMG Klynveld Management Consultants Data Publicação: 1993 Col.autor: Paises Baixos. Amsterdam Tourist Office Co col. autor: KPMG Klynveld Management Consultants COTA(S): 5074
3.		Total quality : success through people / Ron Collard Autor: Collard, Ron Data Publicação: 1993 COTA(S): 5472