(3Odjd GdhbGjI ef ajQhS GdMhGSjH (B/ s - (3QhfGdO ejcdjfs; (3eQcR GdJYQjH hGdHQeLIs ([S.N] : (3GdOGQ GdYQHjI ddYdhe , s, 1992)
Keywords: (3GdMGSHGJ GdGdcJQhfjIs; (3ajQhSGJ GdMGSHGJ GdGdcJQhfjIs