(3ehShYI GdNW GdYQHj (B/ s - (3GdeUQa, fGLj Rjf GdOjfs ((3HZOGO (B:s (3hRGQI GdKbGaI h GdEYdGe,s, 1984)
Keywords: (3GdNW GdYQHjs; (3GdehShYGJs