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082 _a374.013
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100 _aGregoire, Roger
245 _aVocational education
_b
260 _aParis
_bOECD
_c1967
300 _a138p.
500 _a
690 _a
700 _a
964 _a
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_c
_d
_e
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921 _a8101
999 _c8101
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