00452nam a2200145Ia 450000500170000000800410001704100080005808200160006610000320008224500230011426000380013730000090017599900190018495201030020320260720174553.0260720s2005    xx            000 0 und d  aeng  a370.71 SINT  aSingh, Yogish Kumar9268352  aResearch education  aNew DelhibA P H Publishingc2005  a260p  c242430d242430  001040708BEDaALbALd2026-07-20l0o370.71 SINTpBED00822r2026-07-20 17:45:53w2026-07-20yBK