00289nam a2200121Ia 450000500170000000800410001704100080005808200150006610000150008124500240009626000380012030000090015820260720174544.0260720s2004    xx            000 0 und d  aeng  a530.7 NAYT  aNayak, A K  aTeaching of physics  aNew DelhibA P H Publishingc2004  a240p