(3GdeMceI GdLfGFjI GdOhdjI (B:s (3GdGNJUGUGJ hGdeHGOF GdYGeI (B/s - (3SGej YHOGdMdje SYjO(B.s ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 2008)
. 214-210 (3HHdjhLQGajG(B: (3UaMGJ(B.s
(3GdfU CZdHg HGddZI GdYQHjI eY HYV GdfUhU GdEfLdjRjIs
Keywords: (3bhGYO GNJUGU GdeMGce GdLfGFjIs; (3CQcGf GdeSGgeI GdLfGFjIs; (3CQcGf GdLQjeIs