Warne, E. J. D. (1971). Regional policy in EFTA: Industrial mobility : an examination of industrial mobility in the context of regional policies in EFTA countries : the report of an EFTA Economic Development Committee working party under the chairmanship of E. J. D. Warne. Secretariat of the European Free Trade Association ; distributed in the U.S. by EFTA Information Office].
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Warne, E. J. D. Regional Policy in EFTA: Industrial Mobility : An Examination of Industrial Mobility in the Context of Regional Policies in EFTA Countries : The Report of an EFTA Economic Development Committee Working Party Under the Chairmanship of E. J. D. Warne. Geneva : Washington: Secretariat of the European Free Trade Association ; distributed in the U.S. by EFTA Information Office], 1971.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Warne, E. J. D. Regional Policy in EFTA: Industrial Mobility : An Examination of Industrial Mobility in the Context of Regional Policies in EFTA Countries : The Report of an EFTA Economic Development Committee Working Party Under the Chairmanship of E. J. D. Warne. Secretariat of the European Free Trade Association ; distributed in the U.S. by EFTA Information Office], 1971.