Making bad bears into good bears 的封面图片
Making bad bears into good bears
TITLE_DISPLAY:
Making bad bears into good bears
个人著者:
Laycock, George.
出版信息:
1987.
格式:
图书
物理描述:
p. 22-28 : ill. ; 28 cm.
主题词汇:
Bears -- Yellowstone National Park Region.

Wildlife management -- Yellowstone National Park Region.
附加著者:
MacReynolds, George March 1987, Vol. 89, no. 2.