American Assembly. (1959). Wages, prices, profits, and productivity; background papers and the final report of the Fifteenth American Assembly, Arden House, Harriman Campus of Columbia University, Harriman, New York, April 30-May 3, 1959. American Assembly.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Assembly. Wages, Prices, Profits, and Productivity; Background Papers and the Final Report of the Fifteenth American Assembly, Arden House, Harriman Campus of Columbia University, Harriman, New York, April 30-May 3, 1959. New York: American Assembly, 1959.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)American Assembly. Wages, Prices, Profits, and Productivity; Background Papers and the Final Report of the Fifteenth American Assembly, Arden House, Harriman Campus of Columbia University, Harriman, New York, April 30-May 3, 1959. American Assembly, 1959.