Genre
Libros electrónicos
62
Periodicals
58
Electronic journals
54
Internet videos
13
Electronic books
11
Internet resources
7
Libros electronicos
3
Short films
3
Handbooks, manuals, etc
2
Périodiques
2
Problems, exercises, etc
2
Biography
1
Congresses
1
Enseñanza y aprendizaje
1
Guías de estudio
1
Historia
1
Study and teaching
1
Study guides
1
Terminology
1
Textbooks
1
czasopisma
1