00319nam a2200121Ia 450000500170000000800410001704100080005808200160006610000200008224500450010226000420014730000080018920260720174648.0260720s2004    xx            000 0 und d  aeng  a370.78 RAOE  aRao, D Bhaskara  aEducational interests of school students  aNew DelhibDiscovery Publishersc2004  a75p