Genere
Libros electrónicos
779
Periodicals
188
Electronic journals
149
Electronic books
74
Libros electronicos
32
Publicaciones periódicas
21
Périodiques
19
Case studies
11
Internet resources
9
Revistas electrónicas
9
Computer network resources
4
Congresses
4
Libros electr{acute}onicos
4
Problems, exercises, etc
3
Dictionaries
2
Entrevistas
2
Estudio de casos
2
Estudios de casos
2
Interviews
2
Newspapers
2
Congrès
1
Data processing
1
Diccionarios
1
Homenajes
1
Internet videos
1
MAG (Magazine/Journal)
1
Popular works
1
Problemas
1
Problemas, ejercicios, etc
1
Short films
1
Statistics
1
Textbooks
1