توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)
National Research Council (U.S.). Committee on Mandatory Retirement in Higher Education, ebrary, Inc, Hammond, P. B., & Morgan, H. P. (1991). Ending mandatory retirement for tenured faculty: The consequences for higher education. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)
National Research Council (U.S.). Committee on Mandatory Retirement in Higher Education, Inc ebrary, P. Brett Hammond, و Harriet P. Morgan. Ending Mandatory Retirement for Tenured Faculty: The Consequences for Higher Education. Washington, D.C.: National Academy Press, 1991.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)
National Research Council (U.S.). Committee on Mandatory Retirement in Higher Education, et al. Ending Mandatory Retirement for Tenured Faculty: The Consequences for Higher Education. National Academy Press, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.