"Proceedings of the NATO Advanced Research Workshop on Contributions of National Parks and Protected Areas to Heritage, Conservation, Tourism, and Sustainable Development, held in Krakow, Poland, August 26-30, 1996"--T.p. verso.
National parks and protected areas : keystones to conservation and sustainable development. ISBN 3540635270. Published by Springer in 1997. Publication and catalogue information, links to buy online and reader comments.