Document Type : Original Article
. (2003). . Library and Information Sciences, 6(3), 101-111.
. "", Library and Information Sciences, 6, 3, 2003, 101-111.
. (2003). '', Library and Information Sciences, 6(3), pp. 101-111.
, "," Library and Information Sciences, 6 3 (2003): 101-111,
. . LIS. 2003;6(3):101-111 (In Persian).
