Castro, J. P. R., & Martins, F. C. (2014). Sustainable tourism and envioremental education in Montesinho and International Douro Natural Parks: A case study.
Chicago Style (17th ed.) CitationCastro, José Paulo Ribeiro, and Filomena Cardoso Martins. Sustainable Tourism and Envioremental Education in Montesinho and International Douro Natural Parks: A Case Study. 2014.
MLA (8th ed.) CitationCastro, José Paulo Ribeiro, and Filomena Cardoso Martins. Sustainable Tourism and Envioremental Education in Montesinho and International Douro Natural Parks: A Case Study. 2014.
Warning: These citations may not always be 100% accurate.