SUBJECT
Libraries
1.081
Library science
540
Academic libraries
358
School libraries
303
Library administration
277
Information services
244
Automation
221
Special collections
207
Public libraries
200
Librarians
176
Administration
159
Digital libraries
159
Reference services (Libraries)
154
Evaluation
152
Management
152
Books
145
Information science
131
Information technology
129
Classification, Library of Congress
122
Library education
121
Bibliography
112
Classification
111
Library cooperation
107
Library information networks
104
Collection development
102
History
102
Libraries, University and college
102
Research
102
Libraries and readers
100
Electronic books
95
Electronic information resources
95
Library resources
89
Collection development (Libraries)
88
Library employees
88
Library architecture
84
Use studies
82
Books and reading
81
American Library Association
80
Library materials
78
Technological innovations
78
Data processing
77
Medical libraries
77
Reference books
76
Information storage and retrieval systems
71
Instructional materials centers
70
Conservation and restoration
68
Special libraries
67
CS Library
65
Children's libraries
63
Methodology
63
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