31.		Sécurité dans le tourisme et les loisirs Data Publicação: 1993
32.		Hospitality and tourism training : a challenge / Morten Heide Autor: Heide, Morten
33.		Expectativas de la utilización del ®yield management¯ en las empresas turísticas / Ana Mª González Fernández y Mª Aránzazu Sulé Alonso Autor: González Fernández, Ana Mª Coautor: ; Sulé Alonso, Mª Aránzazu
34.		Estudo sobre a situação económico-financeira das empresas hoteleiras algarvias / António Jorge Rolo; Instituto Superior de Economia e Gestão Autor: Rolo, António Jorge Data Publicação: 1994? Co col. autor: Portugal. Instituto Superior de Economia e Gestão
35.		Tourism, hotel, leisure and related industries : statement of experience / Horwath & Horwath UK Data Publicação: [199?] Col.autor: Horwath & Horwath UK
36.		Situation financière de l'organisation Col.autor: OMT
37.		La problematique des palais de congrès / Gian Carlo Fighiera Autor: Fighiera, Gian Carlo Data Publicação: 1988
38.		Les strategies du tourisme dans l'optique du developpement rural / Organisation de Coopération et de Développement Économiques Data Publicação: 1993 Col.autor: OCDE. [s.n]
39.		Tourism Management : new modular degree field / Cheltenham and Gloucester College of Higher Education, Faculty of Environment and Leisure, Department of Leisure Management Data Publicação: 1991 Col.autor: Cheltenham and Gloucester College of Higher Education. Faculty of Environment and Leisure. Department of Leisure Management
40.		Leisure management : major field / Cheltenham and Gloucester College of Higher Education, Faculty of Environment and Leisure, Department of Leisure Management Data Publicação: 1991 Col.autor: Cheltenham and Gloucester College of Higher Education. Faculty of Environment and Leisure. Department of Leisure Management