Genre
Electronic books
1,902
Periodicals
909
Congresses
577
Conference papers and proceedings
352
Periodical
271
Classification
257
History
251
Textbooks
233
Dictionaries
200
Electronic journals
200
Laboratory manuals
200
Congress
188
Juvenile literature
187
Périodiques
184
Biography
171
Congrès
166
Biographies
148
Juvenile works
124
Actes de congrès
106
Ouvrages pour la jeunesse
96
Study guides
77
Theses
77
Handbooks, manuals, etc
71
Popular works
71
Internet Resources
60
Dictionary
57
Manuels de laboratoire
53
Fulltext
52
Handbooks and manuals
49
Terminology
49
periodicals
48
Examinations, questions, etc
46
Problems, exercises, etc
46
Bibliography
44
Essays
44
Aufsatzsammlung
39
Essay
39
Outlines, syllabi, etc
39
Dictionnaires
38
dictionaries
38
Guides de l'étudiant
37
Encyclopedias
36
Nomenclature
34
Miscellanea
31
Trivia and miscellanea
30
Laboratory Manual
28
Bibliographies
27
Essais
27
Problems and exercises
27
essays
27
more ...