Não informado. (2001). Bulletin of the Northern Institute for Sanitary and Bacteriology. Northern Institute for Sanitary and Bacteriology.
Chicago-referens (17:e uppl.)Não informado. Bulletin of the Northern Institute for Sanitary and Bacteriology. Arkhangelsk, Rússia: Northern Institute for Sanitary and Bacteriology, 2001.
MLA-referens (8:e uppl.)Não informado. Bulletin of the Northern Institute for Sanitary and Bacteriology. Northern Institute for Sanitary and Bacteriology, 2001.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.