00307nam a2200121Ia 4500008004100000100003300041245003000074260003300104300000900137650001500146942000700161999001700168190216s9999||||xx |||||||||||||| ||und||  aVishnu Narayanan Namboothiri 0aUjjayiniyile Rappakalukal  bUniversity Of  Calicutc1996  a125p  aKavithakal  cBK  c29883d29883