000 00268nam a2200121Ia 4500
080 _a19.02.03 R336
245 _aProceedings of the seminar
260 _bUNESCO
_aParisFR
_c1981
300 _a86 p.
583 _c11/9/05
_kJOYD
650 _aCOPYRIGHT
942 _cM
_mR336
999 _c27828
_d27828