(3GdHMK Yf GdSGOGJ (B/ s - (3jhSa GOQjSs ([S.N] : (3GdefTCI GdYGeI ddfTQ hGdJhRjY hGdGYdGf , s, 1984)
Keywords: (3GdYUQ GdMOjKs; (3eUQs; (3GdGMhGd GdSjGSjIs; (3GdJGQjNs