Author
United States. Bureau of Mines
29 results
Council for Old World Archaeology
21 results
National Library of Medicine (U.S.)
17 results
United States. National Technical Information Service
16 results
United States. Department of Agriculture
15 results
Gale Research Company
14 results
Geological Survey (U.S.)
13 results
H.W. Wilson Company
13 results
R.R. Bowker Company
12 results
Institute for Scientific Information
9 results
Unesco
9 results
United States. Department of Agriculture. Economic Research Service
9 results
Deutsche Bibliothek (Frankfurt am Main, Germany)
8 results
Library of Congress
8 results
United States. Foreign Agricultural Service
8 results
Vsesoi︠u︡znai︠a︡ knizhnai︠a︡ palata
8 results
British Library
7 results
Gale Research Inc
7 results
Texas Agricultural Experiment Station
7 results
United States. National Aeronautics and Space Administration. Scientific and Technical Information Division
7 results
United States. Superintendent of Documents
7 results
American Library Association
6 results
Gale (Firm)
6 results
Modern Language Association of America
6 results
National Institute of Standards and Technology (U.S.)
6 results
United States. Animal and Plant Health Inspection Service. Veterinary Services. Emergency Programs
6 results
United States. National Aeronautics and Space Administration
6 results
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch
6 results
United States. Science and Education Administration
6 results
American Historical Association
5 results
Bibliographical Society of America
5 results
BioSciences Information Service of Biological Abstracts
5 results
Entomological Society of America
5 results
J. Whitaker & Sons
5 results
Library of Congress. Catalog Publication Division
5 results
Library of Congress. National Library Service for the Blind and Physically Handicapped
5 results
National Center for Health Statistics (U.S.)
5 results
National Research Council (U.S.)
5 results
Public Affairs Information Service
5 results
Státní vědecká knihovna v Olomouci
5 results
United States. General Accounting Office
5 results
American Bibliographical Center
4 results
American Chemical Society
4 results
American Museum of Natural History
4 results
American Universities Field Staff
4 results
Baker Library
4 results
Cercle de la librairie (France)
4 results
Contento, William
4 results
Educational Resources Information Center (U.S.)
4 results
Geological Survey of Alabama
4 results
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