000			00298nam a22001217a 4500
999			_c158926 _d158926
082			_a _b
245			_aEncyclopaedia of educational technology (V.12)/ _cby S R Sharma (ed.).
260			_aNew Delhi: _bAnmol, _c1993.
300			_a197p.
650			_a
700			_aS R Sharma (ed.)
942			_cBK