(3GdSLjf GdSjGSi (B/ s - (3jMji MSf LGHQs; (3UdGM fjGRis; (3aGdM MSf YHOGdQMefs; (3QYO eTJJs ([S.N] : (3QjGV GdQjS ddcJH hGdfTQ , s, 1988)
Keywords: (3GdTYQ GdYQHis; (3OhGhjf hbUGFOs