Não informado. (1929). Staff meeting bulletin of the Hospitals of the University of Minnesota. University of Minnesota.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Staff Meeting Bulletin of the Hospitals of the University of Minnesota. Minneapolis, Minn: University of Minnesota, 1929.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Staff Meeting Bulletin of the Hospitals of the University of Minnesota. University of Minnesota, 1929.
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