Não informado. (1912). Collected studies from the Bureau of Laboratories of the Department of Health, New York City. Bureau of Laboratories of the Department of Health.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Collected Studies from the Bureau of Laboratories of the Department of Health, New York City. New York: Bureau of Laboratories of the Department of Health, 1912.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Collected Studies from the Bureau of Laboratories of the Department of Health, New York City. Bureau of Laboratories of the Department of Health, 1912.
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