Document Type : Original Article
. (2003). . Library and Information Sciences, 6(1), 33-46.
. "", Library and Information Sciences, 6, 1, 2003, 33-46.
. (2003). '', Library and Information Sciences, 6(1), pp. 33-46.
, "," Library and Information Sciences, 6 1 (2003): 33-46,
. . LIS. 2003;6(1):33-46 (In Persian).
