Não informado. (1956). Tuberculosis index including chest diseases. National Association for the Prevention of Tuberculosis.
Chicago-Zitierstil (17. Ausg.)Não informado. Tuberculosis Index Including Chest Diseases. London: National Association for the Prevention of Tuberculosis, 1956.
MLA-Zitierstil (8. Ausg.)Não informado. Tuberculosis Index Including Chest Diseases. National Association for the Prevention of Tuberculosis, 1956.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.