Author
United States. National Aeronautics and Space Administration
12
United States. Environmental Protection Agency
6
Goddard Space Flight Center. Astrophysics Science Division
4
Laboratory for High Energy Astrophysics (Goddard Space Flight Center)
4
United States. National Highway Traffic Safety Administration
4
Goddard Space Flight Center
3
National Center for Education Statistics
3
United States. Agency for Healthcare Research and Quality
3
United States. Department of Education
3
United States. Environmental Protection Agency. Office of Water
3
United States. Federal Trade Commission
3
United States. Veterans Health Administration. Office of Research & Development
3
American Museum of Natural History
2
Institute of Education Sciences (U.S.)
2
National Institute of Justice (U.S.)
2
Parents Speak Up National Campaign (U.S.)
2
United States. Federal Emergency Management Agency
2
United States. Public Health Service. Office of Population Affairs
2
United States. Transportation Security Administration
2
Advanced Medical Productions
1
American Academy of Family Physicians
1
American College of Emergency Physicians
1
Boellstorff, Tom, 1969-
1
California Academy of Sciences
1
Center For Total Access
1
Church of Jesus Christ of Latter-day Saints
1
Cochran, Susan A.
1
Colorado Geological Survey
1
Denver Museum of Nature and Science
1
Discovery Communications, Inc
1
EBSCOhost
1
Eck, Diana L.
1
Educational Testing Service
1
Eisenhower Medical Center
1
Emmart, Carter
1
Fisher, Richard R.
1
Forest Ecosystem Management Assessment Team (U.S.)
1
GOTO Inc
1
Geological Survey (U.S.),
1
Gibbs, Ann E.,
1
Gikow, Louise
1
Gilboy, Nicki
1
Goldberg, Whoopi, 1955-
1
Grønbæk, Kaj,
1
Guhathakurta, Madhulika
1
Henderson, Leslie
1
Invasive Species Program (U.S.)
1
Kaufman, Yoram J.
1
Kelley, Jane, 1944-
1
King, Michael D.
1
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