World Health Organization. (2003). Dots at the workplace: Guidelines for TB control activities at the workplace. World Health Organization.
Citazione stile Chigago Style (17a edizione)World Health Organization. Dots at the Workplace: Guidelines for TB Control Activities at the Workplace. New Delhi: World Health Organization, 2003.
Citatione MLA (8a ed.)World Health Organization. Dots at the Workplace: Guidelines for TB Control Activities at the Workplace. World Health Organization, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.