Žánr
Periodicals
54
Electronic journals
45
Electronic books
36
Libros electrónicos
30
Périodiques
13
Early works to 1800
7
Early accounts to 1600
6
Libros electronicos
3
Pre-Linnean works
3
Catalogs
2
Juvenile literature
2
Periodical
2
Biography
1
Catálogos
1
Classification
1
Conference papers and proceedings
1
Congresses
1
Pâeriodiques
1
Primeras cuentas a 1600
1
Travel writing
1