000 00510pab a2200193 454500
008 180718b1998 xxu||||| |||| 00| 0 eng d
100 _aMehra, Vandana
245 _aEffectiveness of advance organizers for teaching Biological science
260 _c1998
300 _ap.21-26
362 _a9 Feb
650 _aBiological science - India
650 _aTeaching - India
650 _aEducation - India
650 _aTeaching
700 _aSangwan, Sunita
773 _aUniversity News
909 _a36617
999 _c36617
_d36617