Não informado. Reports and Notes of the Public Health Laboratories. Ministry of Public Health.
Citação do estilo Chicago (17ª ed.)Não informado. Reports and Notes of the Public Health Laboratories. Cairo: Ministry of Public Health.
Citação MLA (8ª ed.)Não informado. Reports and Notes of the Public Health Laboratories. Ministry of Public Health.
警告：這些引文格式不一定是100％准確.