APA引文

Balassa, B. A. (1991). Economic integration in Eastern Europe. Office of the Vice President, World Bank.

芝加哥风格引文

Balassa, Bela A. Economic Integration in Eastern Europe. Washington, D.C: Office of the Vice President, World Bank, 1991.

MLA引文

Balassa, Bela A. Economic Integration in Eastern Europe. Office of the Vice President, World Bank, 1991.

警告：这些引文格式不一定是100％准确.