World Health Organization. (2011). Tuberculosis prevalence surveys: A handbook. World Health Organization.
Chicago Style (17th ed.) CitationWorld Health Organization. Tuberculosis Prevalence Surveys: A Handbook. Geneva, Switzerland: World Health Organization, 2011.
ציטוט MLAWorld Health Organization. Tuberculosis Prevalence Surveys: A Handbook. World Health Organization, 2011.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.