%0 Journal Article %T فرضیه(هیپوتز) %J Research on Information Science and Public Libraries %V 9 %N 2 %U http://publij.ir/article-1-784-en.html %R %D 1999 %K %X %> http://publij.ir/article-1-784-en.pdf %P 6-9 %& 6 %! %9 qualitative %L A-10-1-585 %+ %G eng %@ 2645-5730 %[ 1999