Genre
Electronic books
42
Case studies
7
Bibliography
6
Catalogs
3
Bibliographies
2
Databases
2
Juvenile literature
2
Comic books, strips, etc
1
Comics (Graphic works)
1
Congresses
1
Criticism, interpretation, etc
1
Directories
1
Handbooks, manuals, etc
1
Newspapers
1
Stories, plots, etc
1
Young adult literature
1