000 00291nam a2200121Ia 4500
082 _a374
_bUNS
245 _aThe school and continuing education
_b: four studies
260 _aParis:
_bUnesco,
_c1972.
300 _a256p.
546 _aeng
650 _aContinuing education
_9215432
942 _cBK
999 _c9041
_d9041