Não informado. (2001). Bulletin of the Northern Institute for Sanitary and Bacteriology. Northern Institute for Sanitary and Bacteriology.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Bulletin of the Northern Institute for Sanitary and Bacteriology. Arkhangelsk, Rússia: Northern Institute for Sanitary and Bacteriology, 2001.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Bulletin of the Northern Institute for Sanitary and Bacteriology. Northern Institute for Sanitary and Bacteriology, 2001.
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