शैली
Statistics
635
Periodicals
377
Bibliography
251
Catalogs
224
Census data
219
Census, 1990
205
Maps
161
History
158
Bibliographies
155
Government publications
139
Handbooks, manuals, etc
126
Catalogues
105
Sources
105
Bibliographie
95
Statistiques
94
Congresses
85
Handbooks and manuals
75
Census, 1980
71
Guides et manuels
66
catalogs (documents)
59
bibliographies
58
Observations
56
Biography
55
Guides, manuels, etc
55
Conference papers and proceedings
53
Databases
53
Archives
48
Census, 1970
47
Handbook
46
Biographies
44
Catalog
38
Congrès
38
Genealogy
34
handbooks
31
Actes de congrès
30
Directories
30
Electronic books
27
Bases de données
26
databases
25
Records and correspondence
23
Census
20
Congress
20
manuals (instructional materials)
18
Technical reports
16
Census, 2000
15
Microform catalogs
15
Exhibitions
13
Répertoires
13
Database
12
directories
12
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