Roosevelt, T. (1893). Report of Hon. Theodore Roosevelt made to the United States Civil Service Commission: Upon a visit to certain Indian reservations and Indian schools in South Dakota, Nebraska, and Kansas. Philadelphia.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিRoosevelt, Theodore. Report of Hon. Theodore Roosevelt Made to the United States Civil Service Commission: Upon a Visit to Certain Indian Reservations and Indian Schools in South Dakota, Nebraska, and Kansas. Philadelphia, 1893.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিRoosevelt, Theodore. Report of Hon. Theodore Roosevelt Made to the United States Civil Service Commission: Upon a Visit to Certain Indian Reservations and Indian Schools in South Dakota, Nebraska, and Kansas. Philadelphia, 1893.
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