(3hOGYG GjgG Gddjd(B( (3TQGFW ajOjh(B) / s - (3MSf QVGs ((3GdbGgQI (B: s (3GadGe LeGd GddjKi ddSjfeG hGdajOjh , s, 1970)
Keywords: (3GdGadGe GdYQHjIs; (3GdajOjh, CTQWIs; (3GdJSLjdGJ GdeQFjIs; (3GdGadGe GdYGWajIs