(3GdTjYI hGdJUMjM(B: (3GdUQGY Hjf GdTjYI hGdJTjY (B/ s - (3ehSi GdeQShis ([S.N] : (3GdRgQGA ddGYdGe GdYQHi , s, 1989)
Keywords: (3YbGFO GdTjYIs; (3GdTjYIs; (3GdGeGeI YfO GdTjYIs