Author
American Psychological Association
7
American Geophysical Union
4
Association for Educational Communications and Technology
4
Geological Society of America
4
United States. Soil Conservation Service
4
American Chemical Society
3
Geological Survey (U.S.)
3
Institute of Electrical and Electronics Engineers
3
International Atomic Energy Agency
3
Parents' Institute (New York, N.Y.)
3
American Alliance for Health, Physical Education, Recreation, and Dance
2
American Geological Institute
2
American Political Science Association
2
American Society for Horticultural Science
2
American Society for Testing and Materials
2
American Society of Civil Engineers
2
American Society of Law and Medicine
2
Board of Governors of the Federal Reserve System (U.S.)
2
Dickens Society
2
Geochemical Society
2
Helen Dwight Reid Educational Foundation
2
International Association of Chiefs of Police
2
National Council on the Aging
2
National Education Association of the United States. Department of Audiovisual Instruction
2
National Research Council Canada
2
National Research Council of Canada
2
National Underwriter Company
2
New Mexico. Bureau of Mines and Mineral Resources
2
North Carolina Folklore Society
2
Northwestern University (Evanston, Ill.). School of Law
2
Oregon. Department of Geology and Mineral Industries
2
Science Service
2
United States. Department of Agriculture. Economic Research Service
2
Wistar Institute of Anatomy and Biology
2
Abilene Geological Society
1
Academy of Medical-Surgical Nurses
1
Accuracy in Media, inc
1
Agricultural Institute of Canada
1
Alden, Henry Mills, 1836-1919
1
Allen, Frederick Lewis, 1890-1954
1
American Association for Applied Psychology
1
American Association of Collegiate Registrars
1
American Association of Collegiate Registrars and Admissions Officers
1
American Association of Neuroscience Nurses
1
American Association of Petroleum Geologists
1
American Association of Physics Teachers
1
American Chemical Society. Books and Journals Division
1
American Council of Science Teachers
1
American Dairy Science Association
1
American Dance Guild
1
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