Hughes, G., & Bucknall, J. (2000). Poland: Complying with EU environmental legislation. World Bank.
Chicago-Zitierstil (17. Ausg.)Hughes, Gordon, und Julia Bucknall. Poland: Complying with EU Environmental Legislation. Washington, D.C.: World Bank, 2000.
MLA-Zitierstil (9. Ausg.)Hughes, Gordon, und Julia Bucknall. Poland: Complying with EU Environmental Legislation. World Bank, 2000.