Genre
Sources
261
Periodicals
140
Newspapers
125
Congresses
31
Bibliography
16
Biography
15
Handbooks, manuals, etc
11
Catalogs
9
Electronic books
9
Commentaries
8
Statistics
7
Exhibitions
5
Microform catalogs
5
Case studies
4
Directories
4
Fiction
4
Early works to 1800
3
History
3
Introductions
3
Observations
3
Pictorial works
3
Poetry
3
Tables
3
Texts
3
Archives
2
Bibliographie
2
Catalogues
2
Catalogues raisonnés
2
Commentaires
2
Dictionaries
2
Drama
2
Lessingtheater
2
Lessingtheater (1904-12)
2
Microformes
2
Mikroform
2
Statistics, Vital
2
Textbooks
2
Abstracts
1
Academic Dissertations
1
Atlases
1
Bio-bibliography
1
Conversation and phrase books
1
Encyclopedias
1
Facsimiles
1
Fallstudie
1
Forms
1
Fulltext
1
Guidebooks
1
Indexes
1
Internet Resources
1
more ...