Genre
Libros electrónicos
415
Electronic books
208
Periodicals
24
Congresses
18
Publicaciones periódicas
9
Congresos
7
Libros electr{acute}onicos
7
Publicaciones seriadas
6
Libros electronicos
5
Conference papers and proceedings
4
Biography
3
Electronic journals
3
Biografía
2
Bibliography
1
Case studies
1
Chronology
1
Congreso
1
Diccionarios
1
Dictionaries
1
Early works to 1800
1
Historia
1
Interviews
1
Registers
1
Sources
1
Statistics
1