00298nam a2200121Ia 450000500170000000800410001704100080005808200160006610000200008224500230010226000420012530000090016720260720174645.0260720s2004    xx            000 0 und d  aeng  a371.26 KRIE  aKrishna, Ravi M  aExamination system  aNew DelhibDiscovery Publishersc2004  a403p