000			00288nam a22001217a 4500
999			_c157381 _d157381
082			_a _b
245			_aUnderstanding teaching and learning/ _cby V K Rao (ed.).
260			_aNew Delhi: _bCommonwealth, _c1992.
300			_a338p.
600			_aV K Rao (ed.)
650			_a
942			_cBK