Harman, N. (1968). Trade Unions. London: The Economist Newspaper.
芝加哥风格引文Harman, Nicholas. Trade Unions. London: The Economist Newspaper, 1968.
MLA引文Harman, Nicholas. Trade Unions. London: The Economist Newspaper, 1968.
警告：这些引文格式不一定是100％准确.
APA引文