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American Association of School Librarians
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Am. Book Trade Association
1
American Book Trade Union
1
American Library Association
1
American Library Association. Government Documents Round Table
1
Association for Library Service to Children
1
Book Trade Association of Philadelphia
1
EBSCO Publishing (Firm)
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Henry E. Huntington Library and Art Gallery
1
Kirkus Service
1
ProQuest Information and Learning Company
1
Public Library Association
1
Publishers' Board of Trade (U.S.)
1
Special Libraries Association
1
Thomson Gale (Firm)
1