Genre
Periodicals
412
Congresses
357
Electronic books
291
Conference papers and proceedings
260
Statistics
207
History
198
Case studies
51
Forecasts
27
graph
23
graphique
23
gráfico
23
bibliografía
21
bibliographie
21
bibliography
21
Bibliography
20
Electronic journals
19
Aufsatzsammlung
16
Interviews
15
Kongress
15
Academic theses
12
Biography
12
Congrès
12
Electronic book
11
Handbooks, manuals, etc
11
Périodiques
11
reference
10
referencia
10
référence bibliographique
10
Handbooks and manuals
9
Dictionaries
8
Biographies
7
Maps
7
Périodiques
7
Actes de congrès
6
Bibliographies
6
Directories
6
Sources
6
Video recordings
6
Statistiques
5
carte géographique
5
map
5
mapa
5
Audiotapes
4
Conference papers and proceedings
4
Congress
4
Documentary films
4
Festschriften
4
Abstracts
3
Blogs
3
Chronology
3
more ...