World Health Organization. (2003). Quality assurance in bacteriology and immunology. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization. Quality Assurance in Bacteriology and Immunology. New Delhi: World Health Organization, 2003.
Citatione MLA (8a ed.)World Health Organization. Quality Assurance in Bacteriology and Immunology. World Health Organization, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.