APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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