000 00337nam a2200157Ia 4500
008 180323s9999 xx 000 0 und d
082 _bHUS-T
100 _aHussun,
245 0 _aTeaching of science
250 _a1st
260 _aMeerut
_bIBH
_c2007
300 _a217
500 _a3957
650 _aTeaching-Science
942 _cBOOK
999 _c9764
_d9764