1
Altres autors:
“...Europarat...”
2
Publicat: 2003
3
Publicat: 1991
Links: Inhaltsverzeichnis
4
Altres autors:
“...Europarat...”
5
Altres autors:
“...Europarat...”
6
Publicat: 1969
Superior document: Educational research European survey 1968 2
7
Altres autors:
“...Europarat...”
8
Publicat: 1993
Superior document: Population studies 25
9
Altres autors:
“...Europarat...”
10
Publicat: 1984
Superior document: Population studies 14
11
Altres autors:
“...Europarat...”
12
Publicat: 1990
13
Publicat: 1969
Superior document: Educational research European survey 1968 1
14
Publicat: 1969
Superior document: Educational research European survey 1968 3
15
Altres autors:
“...Europarat...”
16
Altres autors:
“...Europarat...”
17
Publicat: 1969
Superior document: Educational research European survey 1968 4
18
Publicat: 1966-
19
Publicat: 1986
20
Publicat: 1989