Clifford, T. (1989). Review 1984 - 1987: National Galleries of Scotland. National Galleries of Scotland.
Chicago-Zitierstil (17. Ausg.)Clifford, Timothy. Review 1984 - 1987: National Galleries of Scotland. Edinburgh: National Galleries of Scotland, 1989.
MLA-Zitierstil (8. Ausg.)Clifford, Timothy. Review 1984 - 1987: National Galleries of Scotland. National Galleries of Scotland, 1989.
警告：这些引文格式不一定是100％准确.