Gainsborough, T., & Woodall, M. (1963). Letters ([Rev. ed.].). New York Graphic Society.
芝加哥风格引文Gainsborough, Thomas, 与 Mary Woodall. Letters. [Rev. ed.]. Greenwich, Conn: New York Graphic Society, 1963.
MLA引文Gainsborough, Thomas, 与 Mary Woodall. Letters. [Rev. ed.]. New York Graphic Society, 1963.
警告：这些引文格式不一定是100％准确.