Genre
Periodicals
54,313
Newspapers
17,419
Textbooks
14,565
Congresses
11,312
Biography
11,137
Sources
11,123
Statistics
7,371
Electronic books
6,015
Early works to 1800
5,621
Bibliography
4,840
Poetry
3,269
Dictionaries
2,594
Fiction
2,467
Catalogs
2,252
Drama
2,222
Texts
1,983
Librettos
1,780
Directories
1,708
Handbooks, manuals, etc
1,562
Juvenile literature
1,311
Case studies
1,062
Abstracts
1,020
Shi liao
1,018
Cases
1,007
Commentaries
996
Indexes
979
Périodiques
878
Academic theses
873
Maps
847
Trials, litigation, etc
835
Exhibitions
833
Problems, exercises, etc
794
Guidebooks
761
Classification
747
Controversial literature
745
Correspondence
701
Laboratory manuals
619
Pictorial works
603
Treaties
577
Incunabula
570
Juvenile fiction
550
Archives
523
Readers
509
History
476
Tables
461
Translations into English
460
Personal narratives
447
Textbooks for foreign speakers
405
Folklore
402
Prayer-books and devotions
381
mere ...