Polar Bears: Proceedings of the Ninth Working Meeting of the Iucn/Ssc Polar Bear Specialist Group, Held at Edmonton, Canada 9-11 August 1985/Iucn165

Broché

details (France).

ISBN: 978-2-88032-308-0

ISBN-10: 2-88032-308-8

Union Internationale pour la Conservation de la Nature et de ses Ressources,Switzerland · 1986