000 00410nam a2200169Ia 4500
008 180323s9999 xx 000 0 und d
020 _anil
082 _a507.1
100 _a   Mangal, S.K.
245 0 _aTeaching general science
250 _a1st
260 _aNew Delhi
_bIndian Pub.House
300 _aNot covered syllabus
500 _a2060
650 _aGeneral science - teaching
942 _cBOOK
999 _c7867
_d7867