Document Type : Original Article
. (2003). . Library and Information Sciences, 6(3), 37-46.
. "", Library and Information Sciences, 6, 3, 2003, 37-46.
. (2003). '', Library and Information Sciences, 6(3), pp. 37-46.
, "," Library and Information Sciences, 6 3 (2003): 37-46,
. . LIS. 2003;6(3):37-46 (In Persian).
