توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

United States. National Archives and Records Service. (1980). "Inquiry documents": Special reports and studies, 1917-1919. The National Archives, National Archives and Records Service.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

United States. National Archives and Records Service. "Inquiry Documents": Special Reports and Studies, 1917-1919. Washington: The National Archives, National Archives and Records Service, 1980.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

United States. National Archives and Records Service. "Inquiry Documents": Special Reports and Studies, 1917-1919. The National Archives, National Archives and Records Service, 1980.