Dyfyniad APA

World Health Organization. (2003). Quality assurance in bacteriology and immunology. World Health Organization.

Dyfyniad Arddull Chicago

World Health Organization. Quality Assurance in Bacteriology and Immunology. New Delhi: World Health Organization, 2003.

Dyfyniad MLA

World Health Organization. Quality Assurance in Bacteriology and Immunology. World Health Organization, 2003.

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