Twentieth Century Fund. Task Force on Governance of New Towns & Hanson, R. (1975). New towns: Laboratories for democracy : report of the Twentieth Century Fund Task Force on Governance of New Towns : background paper. Kraus Reprint Co..
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Twentieth Century Fund. Task Force on Governance of New Towns و Royce Hanson. New Towns: Laboratories for Democracy : Report of the Twentieth Century Fund Task Force on Governance of New Towns : Background Paper. Millwood, N.Y.: Kraus Reprint Co., 1975.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Twentieth Century Fund. Task Force on Governance of New Towns و Royce Hanson. New Towns: Laboratories for Democracy : Report of the Twentieth Century Fund Task Force on Governance of New Towns : Background Paper. Kraus Reprint Co., 1975.