TY - JOUR JF - publij.ir JO - Research on Information Science and Public Libraries VL - 9 IS - 3 PY - 1999 Y1 - 1999/11/01 TI - یادداشت TT - یادداشت N2 - SP - 4 EP - 5 AD - UR - http://publij.ir/article-1-794-en.html ER -