LEADER 01101nam a2200241 a 4500
001 507145
005 20171111225933.0
008 880328s1987 nju b 00100 eng
020 |a 0691077622 
050 |a QH75  |b .N67 1987 
100 1 |a Norton, Bryan G. 
245 1 |a Why preserve natural variety? /  |c Bryan G. Norton. 
260 1 |a Princeton, N.J. :  |b Princeton University Press,  |c c1987. 
300 1 |a xiii, 281 p. ;  |c 23 cm. 
500 1 |a "Written under the auspices of the Center for Philosophy and PublicPolicy, University of Maryland"--P. facing t.p. 
504 1 |a Includes bibliographical references and index. 
650 1 |a Wildlife conservation  |x Philosophy. 
650 1 |a Wildlife conservation  |x Government policy  |z United States. 
650 1 |a Wildlife conservation  |x Law and legislation  |z United States 
650 1 |a Endangered species  |x Government policy  |z United States. 
650 1 |a Endangered species  |x Law and legislation  |z United States 
710 2 |a University of Maryland, College Park.  |b Center for Philosophy and Public Policy 
952 |a GrThPMO  |b 59afea926c5ad17d7e5a17ed  |c 952a  |d 9528  |e -  |t 1  |x m  |z Books