(3OjcGQJ eHGOiA GdadSaI (B/ s - (3OjcGQJs; (3YKeGf Gejf (B((3eJQLe(B)s ([S.N] : (3OGQ GdKbGaI ddfTQ hGdJhRjY , s, 1993)
Keywords: (3GdadSaIs; (3GdadSaI GdZQHjIs; (3OjcGQJs; (3GdadSaI GdaQfSjIs