00466nam a22001097a 450000500170000000800410001702000150005824500230007325000190009626001610011550000800027620261109113433.0261109b        |||||||| |||| 00| 0 eng d  a8170004667  aReference service   bFirst edition   bEss publications c1892dTextbook eEnglishhInformation processing unit i0000028204jSwies studentkMain librarylZ711RADmSears list of subjects heading   aThis book is teaching us about references service of information resources