Genre
Libros electrónicos
192
Electronic books
32
Libros electronicos
7
Congresses
5
Popular works
3
Congresos
2
Examination Questions
2
Examinations, questions, etc
2
Outlines
2
Outlines, syllabi, etc
2
Periodicals
2
Animal models
1
Computer network resources
1
Conference papers and proceedings
1
Laboratory manuals
1
Libros electr{acute}onicos
1
Obras de divulgación
1
Problems, exercises, etc
1
Publicaciones seriadas
1