000 00304nam a2200121Ia 4500
100 _aBhatt, B.D. and Sharma, S.R.
020 _a81-85475-69-5
942 _cBK
245 _aMethods of science teaching
260 _aKanishka publishing house, New Delhi
_c1993
082 _a507 Bha/Sha
300 _avi, 384
999 _c59842
_d59842