Great Britain. General Register Office. (1966). Census, 1961, England and Wales, industry tables. H.M.S.O..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreat Britain. General Register Office. Census, 1961, England and Wales, Industry Tables. London: H.M.S.O., 1966.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGreat Britain. General Register Office. Census, 1961, England and Wales, Industry Tables. H.M.S.O., 1966.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.