-
1“...International Union for Conservation of Nature and Natural Resources...”
Llyfr -
2“...International Union for Conservation of Nature and Natural Resources...”
Llyfr -
3“...International Union for Conservation of Nature and Natural Resources...”
Llyfr -
4“...International Union for Conservation of Nature and Natural Resources...”
Llyfr -
5Cyhoeddwyd 2000“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
6Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
7Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
8Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
9Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
10Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
11Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
12Cyhoeddwyd 2015“...International Union for Conservation of Nature and Natural Resources...”"IUCN--The World Conservation Union."
Llyfr -
13Cyhoeddwyd 1994“...International Union for Conservation of Nature and Natural Resources...”"The papers in this volume originated from the Workshop on the Economics of Protected Areas at the IUNC-World Conservation Union Fourth World Congress on National Parks and Protected Areas, held in Caracas, Venezuela, during February 10-21, 1992"--P. vii.
Trafodyn Cynhadledd Llyfr -
14Cyhoeddwyd 1998“...International Union for Conservation of Nature and Natural Resources...”
Llyfr -
15Cyhoeddwyd 1992“...International Union for Conservation of Nature and Natural Resources...”"With project sponsorship from Overseas Development Administration, UK and additional support from the Ministry of Foreign Affairs, The Netherlands, the Ministry of the Environment, Denmark, and the World Bank.
Llyfr -
16Cyhoeddwyd 1989“...International Union for Conservation of Nature and Natural Resources...”Includes papers presented at the Conference on Conservation and Development: Implementing the World Conservation Strategy, held June 1986, Ottawa, and the Fourth International Congress of Ecology, held Aug. 1986, Syracuse, N.Y.
"Published in association with the International Union for the Conservation of Nature and Natural Resources"--T.p. verso.
Trafodyn Cynhadledd Llyfr -
17Cyhoeddwyd 1993“...International Union for Conservation of Nature and Natural Resources. Asia and Pacific Programme...”Proceedings of the National Symposium on 'People, Development, and Environment.'
Trafodyn Cynhadledd Llyfr