Document Type : Original Article
. (2004). . Library and Information Sciences, 7(2), 137-156.
. "", Library and Information Sciences, 7, 2, 2004, 137-156.
. (2004). '', Library and Information Sciences, 7(2), pp. 137-156.
, "," Library and Information Sciences, 7 2 (2004): 137-156,
. . LIS. 2004;7(2):137-156 (In Persian).
