World health organization. (2008). Anti-tuberculosis drug resistance in the world: Fourth global report. WHO.
Chicago ZitierstilWorld health organization. Anti-tuberculosis Drug Resistance in the World: Fourth Global Report. Geneva: WHO, 2008.
MLA ZitierstilWorld health organization. Anti-tuberculosis Drug Resistance in the World: Fourth Global Report. WHO, 2008.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.