Spencer, C., & Tasker, J. (1991). Which of us two?: The story of a love affair / Colin Spencer. Penguin.
Chicago-Zitierstil (17. Ausg.)Spencer, Colin, und John Tasker. Which of Us Two?: The Story of a Love Affair / Colin Spencer. London [u.a.]: Penguin, 1991.
MLA-Zitierstil (8. Ausg.)Spencer, Colin, und John Tasker. Which of Us Two?: The Story of a Love Affair / Colin Spencer. Penguin, 1991.
警告：這些引文格式不一定是100％准確.