Não informado. (1942). Monthly bulletin of the Ministry of Health and the Public Health Laboratory Service. Ministry of Health, Public Health Laboratory Service.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Monthly Bulletin of the Ministry of Health and the Public Health Laboratory Service. London: Ministry of Health, Public Health Laboratory Service, 1942.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Monthly Bulletin of the Ministry of Health and the Public Health Laboratory Service. Ministry of Health, Public Health Laboratory Service, 1942.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.