Não informado. (1937). Quarterly Bulletin of the Association of Food and Drug Officials of the United States. Association of Food and Drug Officials of the United States.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Quarterly Bulletin of the Association of Food and Drug Officials of the United States. Denver, Colo: Association of Food and Drug Officials of the United States, 1937.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Quarterly Bulletin of the Association of Food and Drug Officials of the United States. Association of Food and Drug Officials of the United States, 1937.
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