World Health organization. (2002). Global tuberculosis control: Surveillance, planning, financing. World Health Organization.
Cita Chicago (17th ed.)World Health organization. Global Tuberculosis Control: Surveillance, Planning, Financing. Geneva, Switzerland: World Health Organization, 2002.
Cita MLA (8th ed.)World Health organization. Global Tuberculosis Control: Surveillance, Planning, Financing. World Health Organization, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.