000 00499nam a2200205 4500
001 36001/83
003 KEPU
005 20130515015611.0
008 111112s9999 xx 000 0 und d
020 _a92-3-101016-6
040 _cDLC
082 0 0 _a510. 7 une
100 1 _a"0, . "
_93953
245 1 0 _anew trends in mathematics teaching:
_b/
_c ..
250 _a1 ed.
260 _a :
_bunesco
_c1973.
300 _a"xi, 143p.;
_c27 cm."
504 _aincludes bibliography
942 _2lcc
_cBK
999 _c52808
_d52808