Mumford, S. D. (1994). The life and death of NSSM 200: How the destruction of political will doomed a U.S. population policy. Center for Research on Population and Security.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Mumford, Stephen D. The Life and Death of NSSM 200: How the Destruction of Political Will Doomed a U.S. Population Policy. Research Triangle Park, North Carolina: Center for Research on Population and Security, 1994.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Mumford, Stephen D. The Life and Death of NSSM 200: How the Destruction of Political Will Doomed a U.S. Population Policy. Center for Research on Population and Security, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.