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.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United States. Department of the Interior và 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.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)United States. Department of the Interior và 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.
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