00331nam a2200121Ia 450000500170000000800410001704100080005808200150006610000160008124500610009726000420015830000090020020260720174539.0260720s2004    xx            000 0 und d  aeng  a371.4 KOCE  aKochar, S K  aEducational and vocational guidence in secondary schools  aNew DelhibSterling Publicationc2004  a479p