(3GdWGdY GdSYjO GdLGeY eY GSeGA fLHGA GdUYjO (B/ s - (3LYaQ Hf KYdH GdGOahi, ceGds; (3SYO eMeO MSfs ([S.N] : (3GdOGQ GdeUQjI , s, 1966)
Keywords: (3Ydhe SjGSjIs; (3GdUYjOs