World Health Organization. (2003). Quality assurance in bacteriology and immunology. World Health Organization.
Chicago-referens (17:e uppl.)World Health Organization. Quality Assurance in Bacteriology and Immunology. New Delhi: World Health Organization, 2003.
MLA-referens (8:e uppl.)World Health Organization. Quality Assurance in Bacteriology and Immunology. World Health Organization, 2003.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.