National Research Council (U.S.). Committee on Women's Employment and Related Social Issues. Panel on Pay Equity Research, Michael, R. T., Hartmann, H. I., & O'Farrell, B. (1989). Pay equity: Empirical inquiries. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Committee on Women's Employment and Related Social Issues. Panel on Pay Equity Research, Robert T. Michael, Heidi I. Hartmann, و Brigid O'Farrell. Pay Equity: Empirical Inquiries. Washington, D.C.: National Academy Press, 1989.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Committee on Women's Employment and Related Social Issues. Panel on Pay Equity Research, et al. Pay Equity: Empirical Inquiries. National Academy Press, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.