000 00277nam a2200097Ia 4500
008 120224s9999 xx 000 0 und d
082 _a372.35044
_bKUS
100 _aKuslan, Loius I
245 _aReading on teaching children science
260 _bWordsworth
_aCalforina
_c1969
999 _c139531
_d139531