(3cJGH GdWHbGJ (B:s - (3GHf NjGW,GHj YeQhNdjaI s; (3GdYeQj ,GcQe VjGA s ((3HZOGO(B:s (3eWHYI GdYGfj ,s, 1967)
Keywords: (3GdQLGd (B-(3JQGLe s