Genre
History
18
Sources
9
Documentary films
6
Historical films
6
Nonfiction films
6
Biography
4
Electronic books
4
Biographies
3
Trials, litigation, etc
3
Video recordings
3
Autobiographies
2
Bibliography
2
Cases
2
Comic books, strips, etc
2
Conference papers and proceedings
2
Congresses
2
Databases
2
Internet videos
2
Treaties
2
Aufsatzsammlung
1
Autobiography
1
CD-ROMs
1
Catalogs
1
Comics (Graphic works)
1
Constitution
1
Constitutions
1
DVD-Video discs
1
Exhibition catalogs
1
Exhibitions
1
Fiction
1
Indexes
1
Interviews
1
Military history
1
Miscellanea
1
autobiographies (literary works)
1