(3GdeQGMd (B: s (3SjGMGJ aj XhGgQ GdMjGI h HhGWfgG (B/ s - (3fYjeg, ejNGFjds ((3HjQhJ (B:s (3OGQ UGOQ,s, 1968)
Keywords: (3GdCOH GdYQHjs; (3GdebGdGJ GdCOHjIs