000			00239nam a22001097a 4500
999			_c157006 _d157006
082			_a _b
100			_aShiva Raman V
245			_aSagam chernnavar/ _cby Shiva Raman V.
260			_aKottayam: _bN B S, _c1990.
650			_a
942			_cBK