Não informado. (1978). Journal of Epidemiology and Community Health. British Medical Association.
Chicago-Zitierstil (17. Ausg.)Não informado. Journal of Epidemiology and Community Health. London: British Medical Association, 1978.
MLA-Zitierstil (8. Ausg.)Não informado. Journal of Epidemiology and Community Health. British Medical Association, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.