00301nam a2200133Ia 4500008004100000082001100041082001000052100002600062100001700088245001500105260001100120260002700131260000900158230118s9999||||xx |||||||||||||| ||und||  a531.12  bDHA/S  aprof a.vbdharmapadam  bp.gprofessor 0astatics     amadras  bs. viswanathan,pvt.ltd  c1988