000 003110000a22001210004500
008 140223b1976 xxu||||| |||| 00| 0 eng d
041 _aEnglish
100 _a:BULLETIN
245 _aBULLETIN OF THE INTERNATIONAL BUREAU OF EDUCATION 1976
260 _aPARIS
_bUNESCO
_c1976
650 _a
_a
906 _a:UNESCO
999 _c139901
_d139901