Genre
Electronic books
206
Periodicals
179
Electronic journals
57
Congresses
50
Laboratory manuals
14
Libros electronicos
9
Biography
7
Electronic book
6
Textbooks
6
Dictionaries
4
Educational films
4
Handbooks, manuals, etc
4
Outlines, syllabi, etc
3
Problems, exercises, etc
3
Identification
2
Interviews
2
Methods
2
Pictorial works
2
Reviews
2
Abstracts
1
Atlases
1
Bio-bibliography
1
Classification
1
Comic books, strips, etc
1
Educational comics
1
Encyclopedias
1
Examinations, questions, etc
1
Handmooks, manuals, etc
1
Juvenile literature
1
Nonfiction comics
1
Short films
1
Videocassettes
1