000 00583nam a2200145 a 4500
005 20210219161611.0
008 121112s1988 mx r 000 0 spa d
035 _aUPN01000188384
049 _aUNE
080 4 _a37.018.552 (075)(100) =20 "1989" FIN
111 2 _aInternational consultation with a view to recommending criteria for improving the study of major problems of mankind and their presentation in schoolcurricula and texbooks
_d(1988 :
_cFederal Republic of Germany)
245 0 0 _aFinal Report
260 _aFederal Republic of Germany :
_bUNESCO,
_c1988.
300 _a40 p.
999 _c160487
_d160487