Document Type : Original Article
. (1998). . Library and Information Sciences, 1(4), 147-158.
. "", Library and Information Sciences, 1, 4, 1998, 147-158.
. (1998). '', Library and Information Sciences, 1(4), pp. 147-158.
, "," Library and Information Sciences, 1 4 (1998): 147-158,
. . LIS. 1998;1(4):147-158 (In Persian).
