000 00296nam a2200097Ia 4500
008 190716s9999 xx 000 0 und d
082 _aTS-507#
100 _aSharma, Harcharan Lal
245 2 _aA critical study of the development of school science education in India from 1947-77
942 _cMF
_2DDC
999 _c24766
_d24766