000
00301nam a2200097Ia 4500
008
120224s9999 xx 000 0 und d
082
_a
370.19
_b
ORG
100
_a
Organisation for Economic Co-operation and Development
245
_a
Education and working life
260
_b
The author
_a
Paris
_c
1977
999
_c
139894
_d
139894