APA-viite (7. p.)
World Health Organization, ebrary, Inc, & Atkinson, J. (2009). Natural ventilation for infection control in health-care settings. World Health Organization.
Chicago-viite (17. p.)
World Health Organization, Inc ebrary, ja James Atkinson. Natural Ventilation for Infection Control in Health-care Settings. Geneva: World Health Organization, 2009.
MLA-viite (9. p.)
World Health Organization, et al. Natural Ventilation for Infection Control in Health-care Settings. World Health Organization, 2009.
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