Great Britain. Dept. of the Environment & Great Britain. Welsh Office. (1971). House condition survey within a potential General Improvement Area. H.M.S.O..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreat Britain. Dept. of the Environment और Great Britain. Welsh Office. House Condition Survey Within a Potential General Improvement Area. London: H.M.S.O., 1971.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGreat Britain. Dept. of the Environment और Great Britain. Welsh Office. House Condition Survey Within a Potential General Improvement Area. H.M.S.O., 1971.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.