000 00445nam a2200157Ia 4500
008 211115s9999 xx 000 0 und d
020 _a978-93-82065-38-8
041 _aeng
082 _aT:3(A)
_bQ3;2
100 _aBhatnagar, A.B. .
245 0 _aTeaching of science /
_cby A.B. Bhatnagar and S.S. Bhatnagar.
260 _aMeerut :
_bR.Lall Book Depot ,
_c2013
300 _a491p :
650 _aEducation- Teaching science
942 _cTB
999 _c69689
_d69689