Author
Oxford Scholarship Online
84
United States. National Park Service. Natural Resource Stewardship and Science,
44
Cooperative Park Studies Unit (Moscow, Idaho). Visitor Services Project
33
EBSCOhost
28
SpringerLink (Online service)
25
Le, Yen,
24
Films for the Humanities & Sciences (Firm)
17
Manni, Marc F.,
17
Infobase
16
United States. Congress. House. Committee on Foreign Affairs. Subcommittee on International Organizations, Human Rights, and Oversight
12
Geological Survey (U.S.)
11
Begly, Ally,
10
United States. National Highway Traffic Safety Administration
10
Army War College (U.S.). Strategic Studies Institute
8
National Institute of Justice (U.S.)
8
Rocky Mountain Research Station (Fort Collins, Colo.)
8
Grandjean, Burke D.,
7
Harnisch, Brian,
7
ProQuest (Firm)
7
Public Affairs Television (Firm)
7
Taylor, Patricia A.,
7
United States. Congress. Senate. Committee on Foreign Relations
7
United States. Environmental Protection Agency. Emission Standards Division
7
Wyoming Survey & Analysis Center
7
Colorado State University. Department of Agricultural and Resource Economics
6
Rocky Mountain Research Station (Fort Collins, Colo.),
6
Shields, Deborah J.
6
SpringerLink (Online Service)
6
Army War College (U.S.). Strategic Studies Institute,
5
Colorado. Department of Agriculture
5
Hollenhorst, Steven J.,
5
Issitt, Micah L.,
5
Lybecker, Donna L.
5
ScienceDirect (Online service)
5
Sexton, Natalie R.
5
United States Institute of Peace,
5
Army War College (U.S.). Press,
4
Colorado State University. Extension
4
Colorado State University. Human Dimensions in Natural Resources Unit
4
Colorado. Division of Wildlife
4
Gallup Organization
4
Haefele, Michelle A.
4
Holmes, Nancy C.,
4
Koontz, Lynne
4
Library of Congress. Congressional Research Service,
4
Littlejohn, Margaret,
4
Moyers, Bill D.
4
National Center for Education Statistics
4
National Renewable Energy Laboratory (U.S.)
4
Shelby, Lori B.
4
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