United States. Department of the Interior & United States. Office of Indian Affairs. (1929). Regulations of the Indian Service: Duties and conduct of superintendents and other employees. U.S. Government Printing Office.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Department of the Interior و United States. Office of Indian Affairs. Regulations of the Indian Service: Duties and Conduct of Superintendents and Other Employees. Washington: U.S. Government Printing Office, 1929.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)United States. Department of the Interior و United States. Office of Indian Affairs. Regulations of the Indian Service: Duties and Conduct of Superintendents and Other Employees. U.S. Government Printing Office, 1929.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.