000 00460nam a2200181 4500
001 35112/82
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008 111112s9999 xx 000 0 und d
020 _a92-3-101504-4
082 0 0 _a370. 094 94 bla
100 1 _a"0, . "
245 1 0 _aeducational innovations in switzerland: traits and trends:
_b/
_c ..
250 _a1 ed.
260 _aparis :
_bunesco
_c1978.
300 _a", 98p.;
_c21 cm."
504 _a
650 0 _a
_x
999 _c53009
_d53009