Generoa
Electronic books
729
Science fiction
51
Fiction
29
Early works to 1800
20
Congresses
15
Biography
9
Conference papers and proceedings
9
Short stories
7
Popular works
6
Handbooks, manuals, etc
5
Dictionaries
4
Miscellanea
4
Humorous fiction
3
Apocalyptic fiction
2
Dystopian fiction
2
Handbooks and manuals
2
Juvenile literature
2
Periodicals
2
Problems, exercises, etc
2
Psychological fiction
2
Sources
2
Style manuals
2
Terminology
2
Translations into Spanish
2
Action and adventure fiction
1
Amateurs' manuals
1
Biographies
1
Case studies
1
Correspondence
1
Detective and mystery fiction
1
Early accounts to 1600
1
Essays
1
Fables
1
Humor
1
Interviews
1
Methodology
1
Novels
1
Pictorial works
1
Portraits
1
Problems and exercises
1
Romance fiction
1
Science-fiction
1
Spy fiction
1
Textbooks
1
Utopian fiction
1
Vocational guidance
1
War fiction
1