Author
American Library Association
35
R.R. Bowker Company
34
Educational Resources Information Center (U.S.)
26
Library Association
25
Pennsylvania. Department of Education
22
State Library of Pennsylvania. Library Development Division
22
New Jersey State Library
16
Special Libraries Association
16
Aslib
15
Gotham Book Mart Collection (University of Pennsylvania)
15
Unesco
15
American Association of Law Libraries
14
American Library Association. Government Documents Round Table
14
Feuereisen, Fritz
14
Amer, Mildred L. (Mildred Lehmann)
13
New York Public Library
13
American Society for Information Science
12
International Federation for Documentation
12
Schmacke, Ernst
12
Gale Research Inc
11
Publishers' Association
11
Ash, Lee, 1917-1993
10
Brigham, Clarence S. (Clarence Saunders), 1877-1963
10
Gale Research Company
10
Lewański, Richard C. (Richard Casimir), 1918-1996
10
Morris, Leslie R.
10
Weiner, Richard, 1927-2014
10
Young, Margaret Labash
10
Canadian Library Association
9
Harrold, Ann
9
Hock, Randolph, 1944-
9
New Jersey. Library Development Bureau
9
Peltier-Davis, Cheryl Ann
9
Rees, Alan M.
9
Standing Conference on Library Materials on Africa
9
Young, Harold Chester
9
Blazek, Ron
8
Cassell, Kay Ann
8
Fenton, Thomas P.
8
Gerstenberger, Donna Lorine
8
Heffron, Mary J.
8
Hendrick, George
8
Hiremath, Uma
8
Library of Congress. National Library Service for the Blind and Physically Handicapped
8
OCLC
8
Robinson, Ruth Eleanor, 1917-
8
Aversa, Elizabeth Smith
7
Bowker, R. R. (Richard Rogers), 1848-1933
7
Cercle de la librairie (France)
7
Conservation Center for Art and Historic Artifacts
7
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