Não informado. (1953). British Journal of Preventive and Social Medicine. British Medical Association.
Cita Chicago Style (17a ed.)Não informado. British Journal of Preventive and Social Medicine. London: British Medical Association, 1953.
Cita MLA (8a ed.)Não informado. British Journal of Preventive and Social Medicine. British Medical Association, 1953.
Precaución: Estas citas no son 100% exactas.