00474nam a2200145Ia 450000500170000000800410001704100080005808200160006610000250008224500500010726000400015730000090019799900190020695201030022520260720174804.0260720s2011    xx            000 0 und d  aeng  a372.25 AGGP  aAggarwal J C9271964  aPrinciples Methods and techniques of Teaching  aNoidabVikas Publishing Housec2011  a427p  c246168d246168  001040708BEDaALbALd2026-07-20l0o372.25 AGGPpBED04560r2026-07-20 17:48:04w2026-07-20yBK