000 003260000a22001450004500
008 140223b1962 xxu||||| |||| 00| 0 eng d
041 _aEng
080 _aM16g1 K2
082 _aM16g1 K2
100 _a
245 _aEducational publisher
260 _aparis
_bUNESCO
_c1962
650 _aPUBLISHING
906 _aUNESCO
999 _c103085
_d103085