00318nam a2200121Ia 450000500170000000800410001704100080005808200150006610000240008124500410010526000410014630000090018720260720174622.0260720s2004    xx            000 0 und d  aeng  a371.2 SIDS  aSidhu, Singh Kulbir  aSchool organisation & administration  aNew DelhibSterling Publishersc2004  a481p