000 00676nam a2200217Ia 4500
003 OSt
005 20220926030024.0
006 a|||||r|||| 00| 0
007 ta
008 220923b |||||||| |||| 00| 0 eng d
037 _cGeneral Book
040 _aRTL
_cRTL
_beng
041 _2eng
_aeng
082 _aT9:31.1N45.N5t4, L5/UN
245 0 _aFeasibility study of a regional system of tele-education for the countries of south america.
260 _aParis
_bU.N. educational Sciencific and cultural organizzation
_c1975
300 _a684p.
_ccm.
490 _v2Vol.
942 _hT9:31.1N45.N5t4, L5/UN
_cGB
_2CC
999 _c648474
_d648474