000			00287nam a22001217a 4500
999			_c157842 _d157842
082			_a _b
245			_aUnderstanding teaching and learning/ _cby V K Rao (ed.)
260			_aNew Delhi: _bCommonwealth, _c1992.
300			_a375p.
650			_a
700			_aV K Rao (ed.)
942			_cBK