Guess, E. K. (1949). The first fifteen years: A history of the Tennessee State Planning Commission. Published by Division of University Extension for Bureau of Public Administration, University of Tennessee.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Guess, Eleanor Keeble. The First Fifteen Years: A History of the Tennessee State Planning Commission. Knoxville: Published by Division of University Extension for Bureau of Public Administration, University of Tennessee, 1949.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Guess, Eleanor Keeble. The First Fifteen Years: A History of the Tennessee State Planning Commission. Published by Division of University Extension for Bureau of Public Administration, University of Tennessee, 1949.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.