%0 Journal Article %T %J Research on Information Science and Public Libraries %V 3 %N 4 %U http://publij.ir/article-1-542-fa.html %R %D 1993 %K %X %> http://publij.ir/article-1-542-fa.pdf %P 42-45 %& 42 %! %9 qualitative %L A-10-1-350 %+ %G eng %@ 2645-5730 %[ 1993