(3ZQGejGJ YWhI GHh eWhI (B: (3eSQMjI ef aUdjf (B/ s - (3GdaQjO aQLs ([S.N] : (3OGQ SYGO GdUHGM , s, 1993)
Keywords: (3GdGOH GdYQHis; (3GdeSQM GdYQHis; (3GdeSQMjGJ GdYQHjIs