@misc
{TN_libero_mab2,
author = {
International Union for Conservation of Nature and Natural Resources
},
title = {
IUCN environmental policy and law paper
},
publisher = {},
keywords = {
Monografische Reihe
},
year = {1989-},
address = {
Gland
},
url = {
http://slubdd.de/katalog?TN_libero_mab2
}
}