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.		Tourism in Eastern Europe and the Soviet Union : prospects for growth and new market opportunities / by Éva Kerpel Autor: Kerpel, Éva Data Publicação: 1990 Co col. autor sec.: EIU COTA(S): 4550
3.		The UK tourism and leisure market : travel trends and spending patterns / by Kevin O'Brien Autor: O Brien, Kevin Data Publicação: 1990 Co col. autor sec.: EIU COTA(S): 4663
4.		The japanese overseas travel market in the 1990s / by Stephen Morris Autor: Morris, Stephen Data Publicação: 1990 Co col. autor sec.: EIU COTA(S): 4719