@article{1492045, note = {At head of title: Department of Economic and Social Affairs, Commission on Sustainable Development, 7th session, 19-30 April 1999, New York.}, url = {http://digitallibrary.un.org/record/1492045}, title = {Tourism and sustainable development. Sustainable tourism : a non-governmental organization perspective /}, publisher = {UN,}, recid = {1492045}, pages = {16 p.}, address = {[New York] :. 1999}, year = {1999}, }