(3eLehYI GdbhGfjf GdMOjKg ddESJjQGO h GdJUOjQ (B/ s - (3eMehO, aDGO eUWais ((3GdbGgQI (B:s (3OGQ GdfgVg GdYQHjg,s, 1986)
Keywords: (3GdbGfhf GdJLGQjs