21.		Patrimonio natural: uso público/turístico en los espacios naturales protegidos españoles Autor: Vacas Guerrero, Trinidad COTA(S): RE-319
22.		Innovative learning approach on sustainable and nature based tourism it course and handbook : Report on a European initiative to promote the use of new information technologies and communication, through distance learning courses in the tourism sector / Miguel Santos Autor: Santos, Miguel COTA(S): A-1556-Dg
23.		Normas y sistemas de calidad en el turismo y su relación con la sostenibilidad y las leyes de turismo - la experiencia de las Américas / Organización Mundial del Turismo Col.autor: OMT COTA(S): 12359; 12359-Dg
24.		Normative and innovative sustainable resource management at birding festivals / Laura Jane Lawton, David Bruce Weaver Autor: Lawton, Laura J. Coautor: ; Weaver, David Bruce COTA(S): RE-1193
25.		Implementing carbon neutral destination policies: issues from the Seychelles / Stefan Gössling, Kim Philip Schumacher Autor: Gössling, Stefan Coautor: ; Schumacher, Kim Philip COTA(S): RE-926
26.		A review and evaluation of China's quality assurance system for tour guiding / Songshan Huang, Betty Weiler Autor: Songshan, (Sam) Huang Coautor: ; Weiler, Betty COTA(S): RE-926
27.		Cidades e Rios : Perspectivas para uma relação sustentável'09 / Maria da Graça Saraiva Autor: Saraiva, Maria da Graça Data Publicação: 2010 COTA(S): 14750
28.		Sustainability, Destination Choice and Tourist Behaviour. Case of Latvia / Aija van der Steina, Ilze Medne Autor: Steina, Aija van der Coautor: ; Medne, Ilze COTA(S): A-1559-Dg
29.		Greenways: a sustainable leisure experience concept for both communities and tourists / Lluís Mundet, Germá Coenders Autor: Mundet, Lluís Coautor: ; Coenders, Germá COTA(S): RE-926
30.		Politics and sustainable tourism development - can they co-exist? Voices from North Cyprus / Muhammet Yasarata, [et al.] Resp- Sec.: Yasarata, Muhammet Altinay, L. Burns, Peter M. Okumus, Fevzi COTA(S): RE-1193