00337nam a2200133Ia 4500008004100000020001800041082001100059082001000070100002300080245004200103260001400145260003500159260000900194230118s9999||||xx |||||||||||||| ||und||  a81-250-0429-7  a428.07  bNAR/S  aV.RbNarayanaswami 0aStrenghthen Your Writing  New Edition  aHyderabad  bOrient Longman private limited  c1979