Department of Scientific and Industrial Research. (1939). Report of the Committee of the privy council for scientific and industrial research for the year 1937-38. His Majestys Stationery Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDepartment of Scientific and Industrial Research. Report of the Committee of the Privy Council for Scientific and Industrial Research for the Year 1937-38. London: His Majestys Stationery Office, 1939.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDepartment of Scientific and Industrial Research. Report of the Committee of the Privy Council for Scientific and Industrial Research for the Year 1937-38. His Majestys Stationery Office, 1939.
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