Congresses 4,838
Electronic books 4,432
Conference papers and proceedings 3,932
Periodicals 2,506
Case studies 2,166
Statistics 1,213
Bibliography 1,011
History 905
Bibliographies 432
bibliography 421
bibliografía 419
bibliographie 419
reference 378
referencia 378
référence bibliographique 378
Handbooks, manuals, etc 318
Congress 267
graph 252
graphique 252
gráfico 252
Directories 244
Cross-cultural studies 220
Documentary films 219
Criticism, interpretation, etc 211
Aufsatzsammlung 201
Handbooks and manuals 194
Dictionaries 176
Academic theses 175
Internet videos 169
Video recordings 156
Electronic journals 150
Biography 148
Nonfiction films 132
Catalogs 125
Thèses et écrits académiques 124
Interviews 123
Literatures 109
Abstracts 106
Congrès 100
Technical reports 98
map 93
mapa 93
carte géographique 92
Feature films 91
Périodiques 89
Academic Dissertation 88
Périodiques 88
Actes de congrès 85
Computer network resources 85
Biographies 84
Études de cas 84
Kongress 81
Electronic book 79
Festschriften 79
Legislative hearings 78
Periodical 76
Statistiques 71
Conference papers and proceedings 68
Databases 68
Oral histories (literary works) 66
Maps 64
Commercial treaties 63
Congrès 62
Government publications 59
Television news programs 58
illustration 58
Patents 57
ilustración 57
Pictorial works 51
Educational films 49
Econometric models 47
Encyclopedias 46
case study 46
estudio de casos 46
étude de cas 46
DVD-Video discs 45
CD-ROMs 44
Treaties 42
Essays 41
Exhibitions 41
ILO pub 41
dissertations 41
Sources 40
Documentary television programs 39
fotografía 39
photograph 39
photographie 39
Fiction 38
libro de texto 38
manuel d'enseignement 38
textbook 38
doctoral dissertations 37
masters theses 37
theses 37
Developing countries 35
pub OIT 35
Church history 34
Statistics, Vital 34
Papal documents 32
congresses 32