Wells, L. T., & Wint, A. G. (2000). Marketing a country: Promotion as a tool for attracting foreign investment (Rev. ed.). IFC-International Finance Corporation.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Wells, Louis T., و Alvin G. Wint. Marketing a Country: Promotion as a Tool for Attracting Foreign Investment. Rev. ed. Washington, D.C.: IFC-International Finance Corporation, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Wells, Louis T., و Alvin G. Wint. Marketing a Country: Promotion as a Tool for Attracting Foreign Investment. Rev. ed. IFC-International Finance Corporation, 2000.