Genre
Electronic books
20
Biography
16
History
9
Congresses
8
Case studies
6
Catalogs
5
Handbooks, manuals, etc
5
Databases
3
Directories
3
Electronic book
3
Genealogy
3
Bibliography
2
Dictionaries
2
Electronic reference sources
2
Archives
1
Aufsatzsammlung
1
Autobiographies
1
Biographies
1
Census
1
Census data
1
Classification
1
Conference papers and proceedings
1
Congrès
1
Cross-cultural studies
1
Diaries
1
Early works
1
Early works to 1800
1
Festschriften
1
Juvenile literature
1
Laboratory manuals
1
Miscellanea
1
Personal narratives, German
1
Popular works
1
Records and correspondence
1
Sources
1
Textbooks
1
Études de cas
1