Document Type : Original Article
. (2000). . Library and Information Sciences, 3(2), 49-68.
. "", Library and Information Sciences, 3, 2, 2000, 49-68.
. (2000). '', Library and Information Sciences, 3(2), pp. 49-68.
, "," Library and Information Sciences, 3 2 (2000): 49-68,
. . LIS. 2000;3(2):49-68 (In Persian).
