Thomson, D. (1991). England in the twentieth century (2nd ed.). Penguin Books.
Chicago Style (17th ed.) CitationThomson, David. England in the Twentieth Century. 2nd ed. Penguin Books, 1991.
MLA引文Thomson, David. England in the Twentieth Century. 2nd ed. Penguin Books, 1991.
警告：這些引文格式不一定是100％准確.