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Towards the Biosphere Reserve
作者
Clifford J. Martinka / Parks Canada / United States. National Park Service
出版[Washington?] : The Service, 1983
ISBN
MINN:31951P00443676R
主題
Biosphere
Bears--their Biology and Management
作者
Clifford J. Martinka / Katherine L. McArthur
出版1980
ISBN
IND:30000035469026
主題
Bears
Towards the Biosphere Reserve
作者
Clifford J. Martinka / Parks Canada / United States. National Park Service
出版[Washington?] : The Service, 1983
ISBN
MINN:31951P00443676R
主題
Biosphere