00255nam a2200109Ia 4500008004100000082002100041100001800062245001600080250001200096260002900108300000800137240913s9999||||xx |||||||||||||| ||und||  aGS    854  RAM/D  aARamachandran 0aDrisyasaram  a1st Ed.  bDC BooksaKottayamc2004  a116