Document Type : Original Article
. (2001). . Library and Information Sciences, 4(2), 27-44.
. "", Library and Information Sciences, 4, 2, 2001, 27-44.
. (2001). '', Library and Information Sciences, 4(2), pp. 27-44.
, "," Library and Information Sciences, 4 2 (2001): 27-44,
. . LIS. 2001;4(2):27-44 (In Persian).
