Holmlund, B. (1989). Trade unions, employment, and unemployment duration. Clarendon Press.
芝加哥风格引文Holmlund, Bertil. Trade Unions, Employment, and Unemployment Duration. Oxford: Clarendon Press, 1989.
MLA引文Holmlund, Bertil. Trade Unions, Employment, and Unemployment Duration. Clarendon Press, 1989.
警告：这些引文格式不一定是100％准确.