Genre
Electronic books
16,385
Congresses
5,963
Periodicals
5,427
History
5,133
Conference papers and proceedings
4,555
Case studies
4,259
Handbooks, manuals, etc
4,148
Statistics
3,732
Handbooks and manuals
2,919
Biography
2,344
Cross-cultural studies
1,551
Biographies
1,439
Academic theses
1,416
Directories
1,292
Thèses et écrits académiques
1,006
Dictionaries
992
Bibliography
909
Curricula
789
Early works to 1800
674
Study guides
669
Textbooks
654
Electronic journals
602
Internet videos
539
Academic Dissertation
532
Bibliographies
514
Examinations
496
dissertations
494
Catalogs
491
doctoral dissertations
455
masters theses
455
theses
455
Guides, manuels, etc
454
Études de cas
448
Guides et manuels
405
Early works
382
Longitudinal studies
374
Nonfiction television programs
344
Electronic book
332
Government publications
317
Juvenile literature
305
Criticism, interpretation, etc
297
Handbook
287
Designs and plans
286
Aufsatzsammlung
285
Périodiques
274
Anecdotes
266
Périodiques
252
Interviews
250
Examinations, questions, etc
241
Encyclopedias
231
more ...