00305nam a2200133Ia 4500008004100000020001800041082000800059082001000067100003400077245002000111260001300131260001800144260000900162230118s9999||||xx |||||||||||||| ||und||  a81-85226-00-8  a8M3  bNAI/S  avaikkom chandrasekharanbnair 0aswathi thirunal  akottayam  bcurrent books  c1997