000			00296nam a22001217a 4500
999			_c157553 _d157553
082			_a _b
245			_aEncyclopaedia of educational technology (V.6)/ _cby S R Sharma (ed.)
260			_aNew Delhi: _bAnmol, _c1993.
300			_a375p.
650			_a
700			_aS R Sharma (ed.)
942			_cBK