World health organization. (2008). Anti-tuberculosis drug resistance in the world: Fourth global report. WHO.
استشهاد بنمط شيكاغوWorld health organization. Anti-tuberculosis Drug Resistance in the World: Fourth Global Report. Geneva: WHO, 2008.
MLA استشهادWorld health organization. Anti-tuberculosis Drug Resistance in the World: Fourth Global Report. WHO, 2008.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.