000 00297nam a2200133Ia 4500
008 230321s9999 xx 000 0 und d
082 _bVAN
100 _aVanaja, M.
245 0 _aMethods of Teaching Physical Science
250 _a1st
260 _bNeelkamal
_c2007
300 _a414
942 _cBK
999 _c2316
_d2316