000 00365nam a2200157Ia 4500
008 180424s9999 xx 000 0 und d
084 _a530.7 V1
245 0 _aNew Trends in Physics Teaching
250 _a\\196800ENGGPSX
260 _aUnesco
260 _b1968
260 _cParis
300 _a271p
500 _aincludes index and biblioraphy
942 _cBK
999 _c16645
_d16645