Document Type : Original Article
. (1997). . Library and Information Sciences, 1(1), 28-29.
. "", Library and Information Sciences, 1, 1, 1997, 28-29.
. (1997). '', Library and Information Sciences, 1(1), pp. 28-29.
, "," Library and Information Sciences, 1 1 (1997): 28-29,
. . LIS. 1997;1(1):28-29 (In Persian).
