Polar Bears: Proceedings of the 14th Working Meeting of the IUCN/SSC Polar Bear Specialist Group, 20-24 June 2005, Seattle, Washington, USA (IUCN Species Survival Commission Occasional Paper)
Jon Aars, Nicholas J. Lunn, Andrew E. Derocher年:
2006
出版:
1
出版社:
World Conservation Union
语言:
english
页:
196
ISBN 10:
2831709598
ISBN 13:
9782831709598
系列:
IUCN Species Survival Commission Occasional Paper
文件:
PDF, 1.96 MB
IPFS:
,
english, 2006